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BMJ Global Health

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Preprints posted in the last 90 days, ranked by how well they match BMJ Global Health's content profile, based on 113 papers previously published here. The average preprint has a 0.13% match score for this journal, so anything above that is already an above-average fit.

1
Programmatic nutritional support and tuberculosis treatment outcomes: a natural experiment in West Africa

Dogo, M. F.; Fiogbe, A. A.; Eng, A.; Dauphinais, M.; Cintron, C.; Ate, S.; Adjonou, C.; Agossou, K.; Karoly, M.; Liu, A. F.; Pan, S. J.; Esse, M.; Ade, B.; Sdjoh, K. S.; Affolabi, D.; Gupte, A. N.; Boura, K. G.; Sinha, P.

2026-08-22 nutrition 10.64898/2026.08.19.26360811 medRxiv
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BACKGROUND: Undernutrition is the leading risk factor for tuberculosis (TB), yet evidence on programmatic nutritional support during treatment is limited. Benin and Togo are neighboring West African counties. Benin provides in-kind food support to all people with drug-susceptible TB; neighbouring Togo does not. This created the opportunity for a natural experiment. METHODS: We conducted a prospective cohort study at 13 sites in Benin and Togo (September 2023-June 2024). We compared recipients of nutritional support with non-recipients, using Beninese non-recipients as an internal comparison. Primary outcomes were [≥]5% weight gain at month 2, change in 6-minute walk test (6MWT) distance, and pill-count adherence. We used multivariable regression adjusted for pre-specified covariates. RESULTS: Of 769 participants, 450 received nutritional support and 319 did not. Recipients had higher odds of [≥]5% weight gain at month 2 (adjusted odds ratio [aOR] 1.57, 95% CI 1.13-2.19) and [≥]10% at month 6 (aOR 1.92, 1.35-2.74), greater 6MWT improvement (adjusted {beta} 40.6 m, 26.5-54.6), and higher adherence (aOR 3.43, 1.81-6.51). Mortality was lower among recipients (aOR 0.32, 0.11-0.93). Sputum conversion and treatment success did not differ. Beninese non-recipients resembled Togolese participants across outcomes. CONCLUSION: Programmatic nutritional support was associated with improved weight gain, functional recovery, adherence, and lower mortality during TB treatment, supporting its integration into national TB programmes.

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Avoidable childhood respiratory-infection deaths: a frontier analysis of episode-fatality ratios in 204 countries, 1990-2023

Li, D.; Xie, J.; Xue, J.; Chen, H.; Wang, X.; Shen, C.

2026-09-03 pediatrics 10.64898/2026.09.01.26361882 medRxiv
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Background Respiratory infections remain the leading infectious cause of death among children and adolescents, yet the share of these deaths that could be averted with currently feasible care is not routinely quantified. Existing amenable-mortality frameworks rely on cause lists and population-level mortality benchmarks and do not exploit information on how many episodes occur. We propose an episode-fatality-ratio (EFR) frontier approach and apply it to lower respiratory infections (LRI), whooping cough (pertussis) and upper respiratory infections (URI) in 204 countries, 1990-2023. Methods For each cause, country and year we computed EFR = deaths/incident episodes using Global Burden of Disease (GBD) 2023 estimates for ages 0-19 years. The frontier was defined as the 10th-percentile country EFR within each GBD super-region, cause and year; avoidable deaths = max(0, deaths - episodes x frontier EFR). Primary estimates are deterministic; 95% uncertainty intervals (UIs) come from 2,000 Monte Carlo draws. Sensitivity analyses varied the frontier percentile, applied an aspirational global frontier, constructed pertussis counterfactuals, and recomputed all estimates within the single under-5 age band. Results In 2023, 333,803 childhood deaths from lower respiratory infections (95% UI 289,123-417,460; 46.9% of LRI deaths) were avoidable. Summing the three causes deterministically gives 391,034 avoidable deaths (46.5% of 840,444); the combined figure is a deterministic sum, and a UI is available for the LRI component only. The pertussis (43,958; 39.0%) and URI (13,273; 81.0%) estimates are secondary: their deterministic point values fall below their own Monte Carlo intervals and the underlying death estimates carry very wide uncertainty (global pertussis UI 12,545-321,874). Avoidable deaths fell from 1,050,468 (44.9%) in 1990, but between 2019 and 2023 the avoidable share for LRI+URI barely moved (48.7% to 47.7%) while absolute avoidable deaths fell 14.5%, a pattern consistent with stalled convergence to the frontier. Sub-Saharan Africa plus South Asia held 73.1% of avoidable deaths in 2023 versus 41.8% in 1990; ten countries accounted for 59.1%. Conclusion Nearly half of childhood respiratory-infection deaths remain avoidable relative to within-region best practice, and the residual burden is increasingly concentrated in low-income settings. In the pertussis counterfactual, most countries kept pace with their regional frontier, so further gains require advancing the frontier itself through quality-of-care improvements.

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A Decolonial Exploration of Stakeholder Perspectives on Cameroons Expanded Programme on Immunisation: A Critical Qualitative Inquiry

Besong, O. P.; Fazal, N.; Tonga, C.; Ngoe, M. N.; Bain, L. E.

2026-08-21 health systems and quality improvement 10.64898/2026.08.18.26360686 medRxiv
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Despite significant progress in reducing vaccine-preventable diseases, Cameroons Expanded Programme on Immunisation operates within structures shaped by colonial history. Overreliance on external donor funding, centralised governance, and limited recognition of local knowledge raise concerns about equity, local ownership, and programme sustainability, particularly as the country plans for donor transition and self-financing. This study, aligned with the decolonising global health movement, examines how colonial legacies shape stakeholders experiences within the EPI and proposes practical steps towards a more locally owned immunisation programme. A qualitative case study was conducted in the Southwest Region of Cameroon from June to July 2025, comprising fifteen online semi-structured interviews in English with selected stakeholders (regional and district EPI managers, civil society members, and community leaders). Interviews were audio-recorded, transcribed verbatim, and analysed thematically using Clarke and Brauns six-step framework in NVivo version 11. Participants identified subtle colonial influences, including centralised decision-making, donor-driven priorities, pay disparities favouring international actors over local staff, and the marginalisation of local and traditional knowledge. The COVID-19 response was frequently cited as an example of inequity, with Western biomedical approaches prioritised over locally led solutions. Major structural issues included heavy reliance on external funding, outdated colonial-era training curricula, centralised governance, and a lack of local vaccine manufacturing capacity. Despite these issues, participants recognised the significant technical and financial support from international organisations. They proposed concrete pathways for decolonisation, including decentralised governance, participatory programme design, regulation and integration of traditional medicine, community engagement, domestic resource mobilisation, leveraging Cameroons emerging universal health coverage to reduce donor dependence, and investing in local vaccine production. Conclusion: Colonial legacies continue to influence Cameroons EPI, undermining local ownership and self-determination, even when external support is effective. Achieving decolonisation requires multifaceted efforts to strengthen domestic financing and governance, empower local stakeholders, and legitimise local knowledge alongside biomedical approaches. Policymakers should embed local ownership, governance reforms, and local capacity building in transition strategies while donor funding persists, ensuring immunisation gains are sustained beyond external support. These insights provide a context-specific roadmap for developing a sustainable, equitable, and locally driven immunisation programme in Cameroon and other countries facing similar donor transitions.

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Risk factors for a low five-minute Apgar score at a provincial referral hospital in southern Mozambique: A secondary analysis of a matched case-control study

Maculuve, B. Z. I.; Fernandes, N.

2026-10-14 pediatrics 10.64898/2026.10.13.26365388 medRxiv
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Perinatal asphyxia is a leading cause of neonatal death in Mozambique and the main cause of early neonatal death in the referral hospitals of Gaza Province. Where blood gas analysis is unavailable, a low five-minute Apgar score remains a key marker of intrapartum compromise. This study aimed to identify maternal, obstetric, fetal and institutional factors associated with a low five-minute Apgar score at Xai-Xai Provincial Hospital, Mozambique. We conducted a secondary analysis of the records of 471 newborns delivered between January 2016 and December 2018, drawn from a matched case-control study of early neonatal death. The outcome was a five-minute Apgar score below 7. Associations were estimated with bivariate and multivariable conditional logistic regression and are reported as odds ratios with 95% confidence intervals. Of the 471 newborns, 76 (16.1%) had a low five-minute Apgar score. In the multivariable model, a gestational age of 42 weeks or more (adjusted odds ratio 4.04; 95% confidence interval 1.18-13.82) and ruptured membranes on admission (adjusted odds ratio 3.69; 95% confidence interval 1.37-9.96) were associated with higher odds of a low score, whereas partograph use during labour was associated with lower odds (adjusted odds ratio 0.07; 95% confidence interval 0.01-0.31). The association with preterm birth was attenuated after adjustment for birth weight. Post-term birth and ruptured membranes on admission were associated with a low five-minute Apgar score, and partograph use with lower odds. Because the sample was drawn from a study of early neonatal death, these associations should be confirmed in unselected birth cohorts. They nonetheless support strengthening intrapartum monitoring in Mozambican referral maternities.

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"Blame the bats again": YouTube reactions to the 2026 Ebola public health emergency reveal mistrust, misinformation, and geopolitical anxiety

NANTALAGA, K. C.; Nantege, A.

2026-07-24 public and global health 10.64898/2026.07.22.26358723 medRxiv
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The World Health Organization declared the 2026 outbreak of Ebola disease caused by Bundibugyo virus in the Democratic Republic of the Congo and Uganda a Public Health Emergency of International Concern. Public engagement on video-sharing platforms such as YouTube offers insight into public perceptions during such crises, particularly in the affected region, yet these reactions remain largely uncharacterised. We analysed public discourse and sentiment surrounding the outbreak, focusing on thematic trends in YouTube comments, using a qualitative synthesis that combined thematic content analysis with topic modelling. Videos were identified through the YouTube Data application programming interface, which returned 50 videos each for the search terms "Ebola" and "Ebola virus disease." After removing duplicates and excluding videos published before the 17 May 2026 emergency declaration, the 10 most-viewed videos were retained. From 4,457 extracted comments, 4,087 were analysed using Latent Dirichlet Allocation topic modelling, complemented by a lexicon-based sentiment analysis. Five themes emerged: geopolitical and cultural context; public figures, conspiracy theories, and misinformation; disease spread and transmission; public health measures and preparedness; and religious and spiritual interpretation. Discourse was strongly shaped by border concerns, mistrust of institutions, global aid politics, and comparisons with COVID-19, and sentiment was split near-evenly between fear and trust. Effective health communication during this outbreak must therefore address not only the scientific and medical dimensions of the emergency but also its geopolitical, cultural, and religious dimensions, while countering misinformation and building public trust.

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Cross-national factors associated with governmental responses to the 2025 PEPFAR funding freeze

McGregor, A.; Suggala, S.; Abdeljaber, W.; Michael, J.; Shoemake, B.

2026-10-21 hiv aids 10.64898/2026.10.18.26365861 medRxiv
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Since its inception in 2003, the United States President's Emergency Plan for AIDS Relief (PEPFAR) has played a central role in HIV/AIDS prevention and treatment across Sub-Saharan Africa. Following the January 2025 suspension of United States foreign aid, which includes PEPFAR funding, countries across Sub-Saharan Africa demonstrated varying governmental responses to the resulting HIV funding disruptions. This study evaluates whether national characteristics were associated with a country's ability to respond to this funding crisis. Countries in Sub-Saharan Africa receiving PEPFAR funding were classified into one of three response categories: Level 1 (minimal or no governmental response), Level 2 (government response without sufficient plans or resources to fully offset funding losses), or Level 3 (high governmental response with strategies to maintain HIV/AIDS prevention and treatment services). Response categories were compared with national Human Development Index (HDI), GDP per capita, HIV prevalence, total population living with HIV, annual HIV mortality, and historical PEPFAR funding. Univariable proportional-odds ordinal logistic regression was used to identify factors associated with response level. Five countries (17.2%) were classified as Level 1, 10 (34.5%) as Level 2, and 14 (48.3%) as Level 3. Higher HDI was significantly associated with stronger governmental response (OR = 4.05; 95% CI, 1.49-11.04; Holm-adjusted p = 0.0376). GDP per capita (OR = 2.35; 95% CI, 1.00-5.51; unadjusted p = 0.0489) and HIV prevalence (OR = 3.53; 95% CI, 1.03-12.11; unadjusted p = 0.0452) demonstrated positive associations before adjustment for multiple comparisons, but neither remained significant after Holm correction (adjusted p = 0.2261 for both). Historical PEPFAR funding, total population living with HIV, and annual HIV mortality were not significantly associated with response level after adjustment. Countries with higher levels of human development demonstrated stronger governmental responses to the 2025 PEPFAR funding disruptions. Several countries with minimal documented responses were also affected by active conflict or political instability, potentially compounding their vulnerability to treatment interruptions. These findings suggest that broader national development may play an important role in governmental responses to funding disruptions and highlight the need to strengthen resilient health systems, diversify HIV financing, and prioritize support for countries at greatest risk of future funding shocks.

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Effect of Continuum of Maternal Healthcare on Neonatal Mortality in Sub-Saharan Africa: A Pooled DHS-8 Analysis

Camara, S.; Dwomoh, D.; Tettey, P.; Barrow, A.

2026-08-21 public and global health 10.64898/2026.08.18.26360750 medRxiv
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Background: Neonatal mortality remains disproportionately high in sub-Saharan Africa (SSA), accounting for nearly half of all deaths in children under five. Although antenatal care, skilled birth attendance, and postnatal care are individually associated with improved newborn survival, few studies have examined whether their integrated receipt as a continuum of care (CoC) confers additional protection against neonatal death, particularly after accounting for sociodemographic confounding and heterogeneity across country contexts. Methods: A pooled cross-sectional analysis was conducted using DHS-8 Births Recode files from five countries: Nigeria (2024), Mali (2023-2024), Congo DRC (2023-2024), Kenya (2022), and Lesotho (2023-2024). The analytical sample comprised 37,351 births within the 36-month postnatal care reference window. Complete CoC was defined as receipt of adequate antenatal care ([≥]4 visits with first-trimester initiation), skilled birth attendance, and postnatal care within 48 hours for the mother or newborn. Neonatal mortality was defined as death within 27 days of birth. Survey-weighted logistic and log-Poisson regression models estimated adjusted odds ratios (aOR) and adjusted prevalence ratios (aPR). G-computation quantified the population attributable fraction (PAF). Country-specific heterogeneity was examined through random-effects meta-analysis (DerSimonian-Laird method) and a two-level multilevel logistic regression model. Results: The overall neonatal mortality rate was 29.3 per 1,000 live births (95% CI: 27.6-31.0). Complete CoC prevalence was 19.2% (95% CI: 18.5-19.9%), ranging from 7.8% in Congo DRC to 47.8% in Lesotho. In unadjusted analysis, complete CoC was associated with a 24% reduction in neonatal death odds (cOR: 0.764, 95% CI: 0.583-1.000, p = 0.050). After adjustment for wealth, education, residence, parity, maternal age, child sex, and country, the association was substantially attenuated and non-significant (aOR: 0.961, 95% CI: 0.717-1.289; aPR: 0.962, 95% CI: 0.722-1.282). The PAF under universal complete CoC was 3.2%. The pooled meta-analytic estimate was aOR 0.718 (95% CI: 0.447-1.152), with moderate heterogeneity (I{superscript 2} = 38.9%; {tau}{superscript 2} = 0.089). Country-specific estimates ranged from aOR 0.455 (95% CI: 0.256-0.810) in Kenya to 1.447 (95% CI: 0.496-4.220) in Lesotho. Conclusion: Complete continuity of maternal healthcare was not independently associated with reduced neonatal mortality after full adjustment, suggesting that the unadjusted benefit was attributable to sociodemographic selection rather than a direct causal pathway. These findings underscore the insufficiency of service utilisation metrics in isolation and highlight the need to address the structural and contextual determinants that simultaneously constrain both care access and neonatal survival. Country-level heterogeneity in the CoC-mortality relationship points to the importance of tailored, context-specific interventions.

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District-level HIV and TB health system vulnerability to climate and weather hazards in South Africa: a composite index approach

Grapsa, E.; Craig, M.; Mthiyane, N.; Khagayi, S.; Babashahi, S.; Iwuji, C.

2026-08-26 public and global health 10.64898/2026.08.21.26360993 medRxiv
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Background Climate change and extreme weather events (EWEs) threaten health systems, disrupt continuity of HIV and TB services, amplify communicable disease burdens, and exacerbate health inequities in South Africa. Yet few empirical studies have quantified district-level vulnerability, where HIV and TB service delivery and climate adaptation are operationalised. Methods We developed a district-level composite HIV/TB Vulnerability Index, integrating indicators of HIV & tuberculosis burden (sensitivity), health system capacity, and socio-economic vulnerability. We also developed a Hazard Index which when combined with the HIV/TB vulnerability Index, identifies districts where underlying vulnerability coincides with higher likelihood of EWEs. Indicators were drawn from national surveys, routine health information systems, and international hazard datasets, normalised using a min-max scaling, and aggregated with equal weighting. Sensitivity analysis were conducted to assess the robustness of the composite indices. Findings The most vulnerable districts were located in the Northern Cape, Eastern Cape and KwaZulu Natal provinces where high HIV/TB burden and socio-economic sensitivity coincided with limited health system adaptive capacity. In contrast, the least vulnerable districts, were concentrated in Gauteng and Western Cape, reflecting stronger health system capacity and more favourable socio-economic conditions. Hazard exposure exhibited a clear spatial division with western districts experiencing greater heat stress and eastern districts facing higher flood and heavy-rainfall hazards. When hazard exposure was combined with the HIV/TB vulnerability Index, districts with both high vulnerability and hazard scores clustered predominantly along the east coast (Ugu, uMkhanyakude, and Harry Gwala in KwaZulu-Natal, and O.R. Tambo and Alfred Nzo in the Eastern Cape). Interpretation South Africa's district-level vulnerability to climate and weather hazards is driven by the convergence of high HIV/TB burden, constrained health system capacity, and socio-economic disadvantage. Where this vulnerability intersects with increased hazard risk, it creates a compound susceptibility that needs attention. Our findings provide evidence for geographically targeted adaptation, prioritising continuity of HIV/TB services, health system resilience, and hazard-specific preparedness.

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No convergence in three decades: national trajectories of episode-fatality ratios for childhood lower respiratory infections in 204 countries, 1990-2023

Li, D.; Feng, Q.; Chen, H.; Li, J.; Wang, X.; Shen, C.

2026-09-03 epidemiology 10.64898/2026.09.01.26361942 medRxiv
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Background Lower respiratory infections (LRI) remain the leading infectious cause of death in children, and survival once ill is a direct tracer of health-system quality. Whether countries are converging toward the best survival performance achieved within their own region has never been tested at national level. We measured each country's distance to an empirical episode-fatality-ratio (EFR) frontier in 204 countries from 1990 to 2023. Methods For each country and year we computed EFR = LRI deaths/incident episodes using Global Burden of Disease (GBD) 2023 estimates for ages 0-19 years. Deaths span the full 1990-2023 series; episodes are observed for 1990, 2019 and 2023, with intermediate years linearly interpolated. The frontier was the 10th-percentile country EFR within each GBD super-region and year (sensitivity: 5th and 25th percentiles); the gap = EFR_country/EFR_frontier. We classified 33-year gap trajectories into catch-up phenotypes, ranked COVID-window (2019-2023) movers, cross-tabulated gap against avoidable deaths to build a priority list, and benchmarked upper respiratory infections (URI) at three time points as a near-zero-fatality contrast. Findings The median country's gap was 1.86 in 1990, 1.80 in 2019 and 1.86 in 2023; the share of countries more than twice their regional frontier was 44.6% in 1990 and 46.6% in 2023. Of 137 eligible countries, 67 narrowed and 69 widened their gap, with one unchanged. Nineteen countries achieved sustained catch-up, concentrated in North Africa and the Middle East (7) and Latin America (5), with China closing from 2.43 to 0.50, below its regional frontier; 28 countries regressed, led by Central Asia (Uzbekistan x3.5) and including the United States (x2.0). Over the COVID-19 window the median gap peaked at 2.00 in 2021 (+10.8% versus 2019, from unrounded medians) before returning to 1.86. Combining gap with avoidable deaths identifies two distinct policy problems: high-burden, moderate-gap giants (Nigeria 67,490 avoidable deaths, gap 2.4; India 54,109, gap 1.6) and extreme-gap outliers (Uzbekistan, gap 28.6). The Sub-Saharan Africa frontier fell further behind the High-income frontier (ratio 4.2 in 1990, 9.5 in 2023); the median Sub-Saharan African country sits 11.0 times the global 10th-percentile frontier but only 1.78 times its own regional frontier, so within-region benchmarking understates the region's true distance. URI gaps likewise did not converge (median 4.15 to 4.60). Interpretation Convergence toward the survival frontier is not the default national trajectory: over three decades the typical country made no net progress toward the best decile of its own region, and pandemic-era divergence was only partly reversed. National gap trajectories separate system-wide quality shortfalls from extreme outliers warranting audit, and expose a measurement trap in which regions whose frontiers stagnate appear closer to best practice than they are.

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Spatiotemporal dynamics, factors associated with neonatal mortality and health interventions in Mali: a modeling study

TRAORE, F. B.; Sidibe, C. S.; Keita, Y.; Sidibe, F.; Terera, I.; Traore, M.; Berthe, M.; Dembele, H.; Belem, B.; Kone, K.; Toure, A.; Dabo, A.; Diawara, F.; Guindo, I.; Maiga, A.

2026-09-21 public and global health 10.64898/2026.09.17.26363290 medRxiv
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Background Neonatal mortality in Sub-Saharan Africa remains high, accounting for approximately 46% of all neonatal deaths worldwide. In Mali, neonatal mortality stands at 29 deaths per 1,000 live births, with marked subnational disparities. This study aimed to assess the spatiotemporal dynamics of neonatal mortality in Mali from 2012 to 2023 and to project potential reductions in neonatal mortality by 2035 under different scenarios of scaling up three high-impact interventions. Methods We analyzed data from the 2012-2013, 2018, and 2023-2024 Demographic and Health Surveys to assess spatiotemporal patterns in neonatal mortality across Mali. Multilevel mixed-effects logistic regression identified factors associated with neonatal mortality. Global Moran's I and Local Indicators of Spatial Association assessed spatial dependence and identified high-high clusters. The Lives Saved Tool estimated potential reductions in neonatal deaths under alternative intervention scale-up scenarios through 2035. Results National neonatal mortality declined from 34 deaths per 1,000 live births (95% CI: 31-38) in 2012 to 29 (95% CI: 26-32) in 2023. Significant spatial clustering persisted across all survey rounds (Global Moran's I, all p<0.001), with recurrent high-high clusters in Sikasso, Mopti, Segou and Tombouctou. Male neonates had higher odds of death (AOR, 1.66; 95% CI, 1.26-2.19), whereas birth intervals of at least 2 years (AOR range, 0.42-0.48), postnatal care (AOR, 0.42; 95% CI, 0.19-0.94), and improved sanitation (AOR, 0.42; 95% CI, 0.27-0.67) were associated with lower odds. LiST projections indicated that scaling up thermal care, neonatal resuscitation, and clean cord care could avert more than half of preventable neonatal deaths by 2035. Conclusions Persistent clusters of high neonatal mortality were identified in Sikasso, Segou, Mopti, and Tombouctou, highlighting the need for geographically targeted strategies. Scaling up high-impact neonatal interventions could substantially reduce preventable neonatal deaths in Mali.

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Understanding urgent blood-donor mobilisability: a cross-sectional online survey of digitally reachable adults in Ghana

Shen, H.; Agorinya, I. A.; Ayanore, M. A.; Brede, M.; Chapman, A.; Head, M.

2026-08-31 public and global health 10.64898/2026.08.27.26361538 medRxiv
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Introduction Safe and timely blood availability remains a major global health challenge, especially in low- and middle-income countries. Digital tools may accelerate donor contact, but digital reachability alone does not ensure that people will notice, trust and act on urgent requests to support blood donation efforts. We examined factors associated with anticipated engagement in digitally coordinated urgent blood-donor mobilisation among digitally reachable adults in Ghana. Methods We conducted a cross-sectional online survey from September 2025 to January 2026 across Ghana's 16 regions. Participants were recruited via Facebook advertising and snowball sampling. Factors associated with urgent blood-donor mobilisability were assessed under four criteria: high future-donation willingness; high willingness to install a trusted donation app; high willingness to respond to a trusted urgent-request; and high practical flexibility to leave current activities. Descriptive analyses and multivariable logistic regression examined prevalence and associated factors. Results Among 1,067 participants, 577 (54.1%) met all four criteria. Future-donation willingness (91.8%), trusted-app installation willingness (83.2%) and trusted-request response willingness (82.7%) were common, whereas practical flexibility was lower (66.6%). In the adjusted model, high formal health-system trust (adjusted OR (AOR) 3.95, 95% CI 2.08-7.50), high digital-response readiness (AOR 2.26, 1.66-3.08), previous donation (AOR 1.47, 1.08-2.01), high donation knowledge (AOR 1.42, 1.03-1.97) and willingness to donate to strangers were positively associated with high mobilisability. Women (AOR 0.60, 0.43-0.83), participants reporting a work-schedule barrier (AOR 0.43, 0.29-0.66) and those travelling over 30 min to the nearest healthcare facility at night (AOR 0.66, 0.45-0.96) had lower adjusted odds. Conclusions Digital reachability and stated donation willingness may overestimate the population pool available for emergency donation. Digital blood-donor solutions should consider verifiable health-system requests, account for response readiness and current availability, and connect willing individuals with accessible collection options and transport support where needed.

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From Evidence to Influence: Medias Role in Informing Urban Health Policies in Bangladesh and Nepal

Jaigirdar, S. M.; Karki, S.; Sharma, S.; Akter, R.; Marasini, S.; Huque, R.; Baral, S.; Elsey, H.; Quayyum, Z.

2026-10-15 public and global health 10.64898/2026.10.14.26365501 medRxiv
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Background Urban inequities are often masked by the misleading notion of an urban advantage, despite persistent unequal access to quality healthcare services. Moreover, negative perceptions about the urban poor and slum-dwellers persist, despite their substantial role in driving and holding up the urban economy. It is thus essential to work with the media to bring visibility to these realities, raise public awareness, and inform more equitable health policies. In low- and middle-income countries (LMICs), evidence remains scarce on how health-related information from media outlets influences policy decisions. This study aimed to understand how journalists get information, engage with stakeholders in the health systems, and contribute to influencing urban health discourse in Bangladesh and Nepal. Methods We conducted a cross-country exploratory qualitative study comprising 30 key informant interviews from Bangladesh and Nepal, including 17 journalists, 10 health policymakers, and 3 public health advocates. Participants were purposively selected to ensure diversity across media types, gender, and professional roles. Interviews were conducted between September 2024 and March 2025. Data were transcribed, translated, and analyzed thematically using NVivo software. Cross-country comparative analysis was carried out to identify common themes and contextual differences. Findings Across both countries, participants relied on multiple and diverse information sources. Government data were often prioritized as a primary source of information, although they were shaped by political influences and accessibility constraints. Research evidence was valued but underutilized due to difficulties in interpreting scientific articles. Urban health issues received limited priority in health news reporting due to journalists constraints in covering multiple issues and financial constraints for in-depth coverage. Additional challenges included inadequate health and urban health-related training, limited fellowship opportunities for investigative reporting, and restricted access to data, while health policymakers and public health advocates frequently questioned the credibility and use of media-reported information. Media engagement in policymaking largely remained indirect and issue-focused or event-driven. However, consistent media coverage raised public awareness and generated public pressure and, at times, indirectly influenced health policy decisions such as immediate inspection after reporting on pesticides, installation of oxygen plants during the pandemic, dengue surveillance, and tobacco control measures and actions. Conclusion In Bangladesh and Nepal, news media play a significant but indirect role in shaping urban health policy decisions. Enhancing journalists capacity, improving access to credible information and data, and continuous engagement of stakeholders could strengthen evidence-informed urban health policymaking. Furthermore, establishing greater independence of journalists and government and community recognition of their responsible health reporting could help and motivate the media to contribute more meaningfully to public debate and policy reform processes.

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Why has Nigerias neonatal mortality decline stalled? An ecological analysis of public health financing and macroeconomic instability, 1990-2024

Ezeanosike, O. B.; Ezeanosike, E.; Anoke, C. I.; Okoro, O.; Orjingene, O.; Chukwu, E.; Okoli, U.

2026-08-31 health economics 10.64898/2026.08.26.26361383 medRxiv
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Background. Nigeria carries one of the world's largest burdens of neonatal death and remains far from the Sustainable Development Goal target. Whether health financing and macroeconomic instability are associated with newborn survival has rarely been examined for neonatal mortality specifically. Methods. We conducted an ecological time-series analysis of national annual data, covering 1990-2024 for macroeconomic models (n = 35) and 2000-2023 for health-financing models (n = 24), the periods for which published data exist; no values were imputed. Neonatal mortality came from the UN Inter-agency Group for Child Mortality Estimation 2025 round with 90% uncertainty intervals, and other series from the World Development Indicators. The primary model regressed log neonatal mortality on government health expenditure per capita (purchasing power parity), out-of-pocket share and currency instability, with a linear trend, a post-break trend spline and Newey-West standard errors; first differences without trend terms were the main sensitivity analysis. The break was located by segmented regression; currency instability was tested under four constructions. Results. The decline broke around 2010, the trend moving from -0.74 to +0.14 deaths per 1,000 annually (F = 145.4, p < 0.001). The subsequent rise fell within estimation uncertainty (2012: 37.6, 90% interval 33.9-41.5; 2022: 39.3, 33.4-46.4), supporting stagnation rather than reversal; Demographic and Health Surveys concur, reporting 42 per 1,000 for the five years preceding the 1990 survey and 41 preceding the 2024 survey. Government health expenditure per capita was inversely associated with neonatal mortality (-0.040, 95% CI -0.051 to -0.029, p < 0.001; first differences -0.016, p = 0.033) and was the only expenditure measure surviving both specifications; share-of-GDP measures did not (p = 0.196 and 0.889) and correlated positively in raw terms. Currency instability showed no association under any construction (p = 0.65-0.83). Public expenditure per capita moved non-monotonically, peaking in 2005, falling by 2010 and recovering by 2023 to a level still below the 2005 peak. Conclusions. Neonatal mortality in Nigeria is ecologically associated with public health expenditure per capita, but not with commonly used share-based measures, nor with currency instability. Rising public spending accompanied stalled progress, directing attention toward how health resources are converted into services. Annual modelled mortality estimates could not support year-to-year inference, a limitation relevant to comparable studies

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The impact of deconfliction on humanitarian access and healthcare delivery in Gaza: a qualitative study of international healthcare workers

Lesher, E.; Petersen, C.; Smith, J.; Elnakib, S.

2026-08-02 public and global health 10.64898/2026.07.29.26359296 medRxiv
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Background Deconfliction is a central pillar of humanitarian risk mitigation in contemporary armed conflicts. Intended as a notification system through which parties to a conflict can mitigate against harm to humanitarian personnel and infrastructure, its effectiveness is dependent on respect for humanitarian protections. Since October 2023, repeated Israeli attacks on deconflicted sites and routes in Gaza, alongside increasing restrictions on humanitarian movement as notification-based coordination was replaced by a permission-based system, have raised fundamental questions about the utility and function of deconfliction. This study examines how deconfliction shaped humanitarian access, healthcare delivery, and Palestinian health infrastructure from the perspective of international healthcare workers in Gaza since 2023. Methods We conducted semi-structured interviews with 18 international healthcare providers who worked in Gaza between January 2024 and December 2025. Participants completed 31 deployments across 16 healthcare facilities. Interviews were analyzed using inductive thematic analysis. Results Two major themes emerged. First, participants described deconfliction as an unstable and ineffective means of ensuring humanitarian protection or access. They reported delays, denials, sudden revocations of movement permissions, and strikes on deconflicted sites. These conditions disrupted clinical care, delayed transfers and evacuations, limited facility access, and exposed both patients and providers to ongoing risk. Second, participants described deconfliction as a mechanism of control that shifted responsibility for protection from parties to a conflict to humanitarian actors and redirected resources and personnel away from Palestinian hospitals toward NGO (Non-Governmental Organization) facilities, eroding Palestinian healthcare autonomy. Conclusion Rather than a neutral protection mechanism, deconfliction operated as a conditional authorization regime through which Israel regulated humanitarian movement, medical supply chains, and healthcare delivery. This mechanism rendered protection contingent on compliance, allowing Israel to reframe attacks as humanitarian operational failures rather than violations of international law by military actors. Deconfliction also facilitated the substitution of Palestinian healthcare with internationally managed structures that were dependent on Israeli approval. By undermining local health system autonomy, deconfliction was instrumentalized within a broader Israeli strategy to deliberately inflict conditions to bring about the physical destruction of life in Gaza. These findings raise urgent questions about humanitarian actors obligations when operating within non-neutral systems and underscore the need to prioritize direct support for local healthcare institutions.

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Age trajectories of infant mortality among Palestinian refugees born in 2010-2020: evidence from electronic health records

Koksal, S.; Chen, Y.; Jamaluddine, Z.; Akihiro, S.; Checchi, F.; Campbell, O.; Aburto, J. M.

2026-09-23 public and global health 10.64898/2026.09.22.26363685 medRxiv
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ObjectivesTo estimate age trajectories of infant mortality among Palestinian refugees using electronic health records, addressing the scarcity of reliable mortality data in forced displacement settings. SettingPalestinian refugees living in Gaza, West Bank, Jordan, Syria and Lebanon. DesignWe fitted a Bayesian Negative Binomial model to observed death counts, using a flexible parametric function (a shifting power function) to capture the shape of the infant mortality curve, across strata to infer age trajectories of infant mortality. ParticipantsPalestinian refugees born in 2010-2020 and registered with UNRWA health services in Gaza, West Bank, Jordan, Syria and Lebanon. The sample was stratified by sex, field, gestational age and birth cohort. Main outcome measuresSurvival rate to age 1. ResultsOverall, the survival rate to age 1 was 98.64%, with slightly lower rates for males (98.57%) than females (98.68%). Across settings, West Bank refugees had the lowest infant mortality (99.08% survival rate), and Jordan refugees had the highest (98.22% survival rate). Results by gestational age showed a 98.85% survival rate at age 1 among term births compared to a 73.32% survival rate among very preterm births. Survival rates by cohort (births up to 2015 or after) were 98.78% and 98.42%, respectively. ConclusionOur findings highlight the potential of electronic health records for mortality monitoring in forced displacement settings as they reveal consistent mortality trajectories by sex and gestational age, while identifying meaningful variation across refugee settings and subgroups. Summary boxesO_ST_ABSWhat is already known in this topicC_ST_ABSWe searched PubMed and Google Scholar for articles published between Jan 1, 2000, and Feb 20, 2026, in English, using the terms "Palestinian refugees," "infant mortality," "neonatal mortality," and "UNRWA." We found a handful of studies estimating infant mortality among Palestinian refugees, mostly based on household surveys (eg, MICS, national statistical office surveys) or UNRWA surveys using preceding birth techniques. The preceding birth technique has notable limitations, including recall bias, small sample sizes, and selection bias. The majority of these studies focus exclusively on Palestinian refugees residing in Gaza. Estimates for Gaza suggest a sustained decline, from around 127 deaths per 1,000 births in 1960 to 20.2 per 1,000 births in 2006, with a slowdown thereafter and an increase in more recent years. A combined estimate (excluding Syria) across four settings where Palestinian refugees reside measures infant mortality at 18 per 1,000 births in 2011. What this study addsThis study uses a unique data linkage bringing together UNRWAs obstetric and child health records, providing more extensive information and a larger sample size than previous studies. This is also the first study to assess the data quality of these electronic records and to estimate age trajectories of infant mortality among Palestinian refugees. We developed a statistical strategy that estimated infant mortality trajectories covering all five UNRWA fields (Gaza, Jordan, Lebanon, Syria, and the West Bank) for children born in 2010-2020, and examined differences across subpopulations by sex, field, gestational age and cohort.

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Quantifying economic returns to guide antimicrobial stewardship scale-up policy in low-resource settings

Lee, J.-S.; Karki, K.; Santisouk, P.; Yum, Y.; Choi, W.; Amatya, R.; Jaiswal, B.; Jang, G.; Lee, J.; Souvanhnavong, P.; Salodchanar, K.; Thapa, S.; Khathtiyavong, N.; Singh, N. K.; Phanthavong, S.; Manivanh, L.; Tandukar, U.; Phetsouvanh, R.; Bajracharya, D. C.; Vaidya, K. M.; Detleuxay, K.; Shrestha, S.; Dittaphong, V.; Sharma, N.; Marks, F.

2026-08-10 health economics 10.64898/2026.08.06.26359836 medRxiv
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Antimicrobial resistance is a growing threat to health systems, but stewardship programs must compete for funding with many urgent health priorities in low- and middle-income countries. Evidence that quantifies not only effectiveness but also economic value is therefore essential for policy and budget decisions. We evaluated targeted antimicrobial stewardship programs in four tertiary hospitals in Nepal and Laos using interrupted time-series analyses of antibiotic use, combined with micro-costing to estimate benefit-cost ratios. Stewardship was associated with immediate reductions in antibiotic use across the three Nepal hospitals, whereas effects in Laos were more heterogeneous. Economic returns were positive across sites, with the largest returns observed in the private hospital in Nepal. Here, we show that pragmatic, ward-focused stewardship can reduce antibiotic use and generate measurable economic value in resource-constrained hospital settings, supporting its prioritization as a scalable investment for antimicrobial resistance control.

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Spatiotemporal Mapping of Point-of-Care Diagnostic Accessibility: A Data-Driven Pipeline for Point-of-Care Distribution Analysis in Western Uganda

Bergman, D.; Nyehangane, D.; Besancon, L.; Podkorytova, M.; Tsoumari, V.; Staikoglou, D.; Kimuli, A. N.; Richard, M. R.; Ogwok, P.; Nankoma, C.; Alfven, T.; Mwanga-Amumpaire, J.; Gaudenzi, G.

2026-09-01 public and global health 10.64898/2026.08.28.26361594 medRxiv
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All primary healthcare centers owned by the Ugandan government in the Western Region of Uganda were submitted to a questionnaire concerning current availability of POCT from the Essential diagnostic List 2 part 1a and 1b, and the African laboratory inventory done by African Society of Laboratory Medicine and AfricaCDC. The data from the questionnaire was then linked to open source geodata provided by TomTom, and population data to calculate and visualize the accessibility of captured POCT. Findings: Availability of POCT Malaria is almost 100%, HIV 68-90%, and >30% for a majority of the POCT in the EDL-2 panel. 90% of the population in Western Region live within 1 hour by car from most of the essential POCT. Figures in the complementary web-based application visualize the accessibility of POCT for Western Uganda. Diagnostic deserts are visualized. Interpretation: Access to POCT at primary health care facilities in western Uganda has expanded substantially over the past decades. The geo-mapping tool presented here could inform policy decisions on strengthening diagnostic capacity at the national, regional, and provincial level. Funding: Swedish Research Council and Infravis All supplementary materials and a preprint of this submission are available on our OSF repository https://osf.io/j7puk/.

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Bringing public attention to disease into global health priority-setting

Arroyo-Machado, W.; Rafols, I.; A. Diaz-Faes, A.

2026-08-03 health policy 10.64898/2026.08.01.26359468 medRxiv
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Background: A central concern in global health priority-setting is whether the supply of scientific knowledge aligns with health needs and demands. This alignment is usually assessed by comparing research effort with disease burden, overlooking other type of "social demand" of disease, in particular whether diseases are socially visible and generate public attention. We develop an analytical framework that treats public attention and epidemiological burden as complementary dimensions of health demand and examines their alignment with knowledge supply. Methods: We combine data on publications indexed in OpenAlex, disability-adjusted life years from the Global Burden of Disease, and Wikipedia pageviews for 2016 to 2023, as indicators of research effort, disease burden, and public attention, respectively. We map 19 disease groups and 138 specific diseases across these three dimensions. Ternary plots are used to position diseases according to their relative balance across dimensions and to identify diseases that are over- or under-represented in research effort relative to epidemiological burden and public attention. We compare Global North-South patterns using German, Persian, Swahili, and Vietnamese language areas to assess how these relationships vary across territories. Results: The three dimensions show limited alignment. At the disease group level, cardiovascular diseases account for the largest share of disease burden, mental disorders attract the largest share of public attention, and neoplasms concentrate the largest share of research effort. Public attention and disease burden are weakly correlated at both group and specific disease levels, indicating that Wikipedia pageviews and DALYs capture distinct dimensions of health demand. Ternary plots reveal different forms of misalignment, with some diseases showing plots dominated by burden, others by research effort, and others by public attention. Territorial analyses add a further layer by showing that diseases follow disparate patterns of supply-demand (mis)alignment across different linguistic territories. Conclusions: Public attention provides a complementary dimension for mapping global health needs and demands. Our approach identifies where scientific knowledge supply fails to match epidemiological and/or public attention, supporting more nuanced global health analysis that may be useful for priority-setting.

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Operationalising the WHO call for integrated emergency care through a national ambulance alliance network: implementation experience and lessons from Addis Ababa, Ethiopia (PRECOS-1)

Dula, P. K.; Iverson, K. R.; Azazh, A.; Kifleyohanes, B.; Shimber, E. T.; Asefa, E. D.; Mengie, H.; Zenebe, N. A.; Nuru, O. A.; Assefa, R. A.; Daniel, T.; Waganew, W.; Kifleyohanes, T.; Teko, E. B.; Belihu, K. D.; Boru, Y.; Belachew, F. K.

2026-07-25 health systems and quality improvement 10.64898/2026.07.22.26358728 medRxiv
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Prehospital emergency care in many African cities is constrained not by ambulance scarcity but by fragmentation: multiple uncoordinated provider types operating parallel dispatch systems, with no shared data and no capacity to measure system performance. Despite the World Health Assembly's 2023 resolution on integrated emergency care (WHA 76.2) and Ethiopia's Health Sector Transformation Plan II (HSTP-II), prehospital coordination has remained a critical missing link. In response, Ethiopia developed the Hospital Emergency Assistance and Response Tracking System (HEARTS) under the Ethiopian Ambulance Alliance Network (EAAN), a governed, multi-provider federation established through consultation with the Network for Perioperative and Critical Care (N4PCc), Federal Ministry of Health, the Addis Ababa city administration fire and disaster response team, a humanitarian NGO provider, and dedicated private ambulance providers. HEARTS provides real-time fleet tracking, unified call processing, community access via a dedicated mobile application, and performance dashboards disaggregated by sub-city and provider type. This paper reports the first phase of the Prehospital Care Outcome Study (PRECOS-1), a programmatic research platform established to generate longitudinal evidence on prehospital coordination in Ethiopia and to inform replication across Africa. During the first operational phase in Addis Ababa (December 2025 to June 2026), HEARTS coordinated 1,403 trips across four provider types and 59 response units. The majority of trips were high- or critical-acuity (63.3%), with maternal and obstetric presentations forming the largest clinical category (44.3%). Median response time was 14.5 minutes (IQR 5.8 to 27.0; 90th percentile 75.0 minutes), the first unified prehospital performance baseline for this city. These findings demonstrate that a coordination-first approach to prehospital system strengthening is feasible in a fragmented low- and middle-income country setting, generate the measurement infrastructure for future improvement studies (PRECOS-2 onward), and offer a replicable model for African cities pursuing integrated emergency care.

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Equity in the reach of community-based health programs in sub-Saharan Africa: A secondary analysis of DHS data from Ghana, Kenya, Tanzania, and Malawi

de la Cruz, K.; Haberland, N. A.; Kachur, S. P.

2026-08-18 public and global health 10.64898/2026.08.16.26360555 medRxiv
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Background Community health workers (CHWs) are central to universal health coverage strategies across sub-Saharan Africa. Yet whether CHW programs equitably reach women across socioeconomic and demographic groups remains poorly characterized at the multi-country level. Methods A cross-sectional secondary analysis of Standard DHS-8 data from Ghana (2022), Kenya (2022), Tanzania (2022), and Malawi (2024) was conducted (N = 68,019 women aged 15-49). The primary outcome was self-reported contact with a CHW or fieldworker in the prior 12 months. Survey-weighted logistic regression was performed using Taylor series linearization to account for complex survey design, both individually per country and pooled. The RE-AIM framework guided the evaluation of program reach. Results National CHW coverage varied 7-fold, from 3.1% in Tanzania to 22.8% in Malawi. The most consistent cross-country equity finding was by age: women aged 15-19 had approximately half the adjusted odds of CHW contact compared to women aged 25-29 in every country (pooled aOR = 0.47, 95% CI [0.42, 0.52], p < .001). Pro-poor wealth gradients were significant in Kenya and Malawi, whereas Ghana achieved equitable reach across all wealth quintiles (p = .685). Rural residence was independently associated with higher CHW contact in Kenya (aOR = 1.48) and Malawi (aOR = 1.91). Conclusions Adolescent women aged 15-19 are systematically underserved by CHW programs across sub-Saharan Africa, a finding consistent across four countries with widely different program scales. This adolescent gap is the most consistent equity finding across the dataset, persisting across all four countries regardless of program scale, wealth distribution, or governance structure. Ghana's Community-based Health Planning and Services (CHPS) program demonstrates that equitable CHW reach across wealth quintiles is achievable at scale. Kenya's extreme within-county variation indicates that sub-national governance quality is a dominant driver of equity. Targeted strategies, including CHW protocol redesign and school-based outreach, are urgently needed to close the adolescent reach gap.