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PeerJ

46 training papers 2019-06-25 – 2026-03-07

Top medRxiv preprints most likely to be published in this journal, ranked by match strength.

1
Sex-stratified Integrated Analysis of US lung Cancer Mortality, 1994-2020
2026-03-06 oncology 10.64898/2026.03.01.26347234
Top 0.1% (3.9%)
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Importance: Lung cancer mortality in the United States has fallen substantially in recent decades, yet the relative influence of behavioral, environmental, socioeconomic, and therapeutic factors and their sex specific contributions remains unclear. Understanding these drivers is essential to sustain progress and reduce persistent disparities. Objective: To quantify how behavioral, environmental, socioeconomic, and therapeutic determinants collectively shaped US lung cancer mortality from 1994 to...

2
Effects of atmospheric factors on daily intensive care unit cases in Germany: A Time Series Regression Study
2026-03-04 epidemiology 10.64898/2026.02.27.26347246
Top 3% (1.3%)
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IntroductionAtmospheric conditions under climate change increase pressure on healthcare systems. Especially, the intensive care units (ICU) are vulnerable due to low buffer capacity and high utilization rates. MethodsDaily ICU cases from 2009 to 2023 were derived from the German statutory health insurance data of eleven regional AOK insurances. Cases were stratified by age and sex. Generalized additive models were used to investigate the associations between daily ICU cases and lagged atmospher...

3
Performance of an Optimized Methylation-Protein Multi-Cancer Early Detection (MCED) Test Classifier
2026-03-04 oncology 10.64898/2026.03.03.26347329
Top 8% (0.7%)
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Multi-cancer early detection (MCED) tests can detect several cancer types and stages. We previously developed a methylation and protein (MP V1) MCED classifier. In this study, we present a refined MP V2 classifier, developed by evaluating model architectures that improved performance in prospectively enrolled case-control cohorts under standard testing conditions. The newly developed MP V2 classifier was trained to be more generalizable and achieve increased early-stage sensitivity at a target s...

4
The Impact of Neglecting Vaccine Unwillingness in Epidemiology Models
2026-03-06 epidemiology 10.64898/2026.03.05.26347735
Top 8% (0.7%)
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With significant population fractions in many societies who refuse vaccines, it is important to reconsider how vaccination is incorporated into compartmental epidemiology models. It is still most common to apply the vaccination rate to the entire class of susceptibles, rather than to use the more realistic assumption that the vaccination rate function should depend only on the population of susceptibles who are willing and able to receive a vaccination. This study uses a simple generic disease m...

5
Time of Day as an Unmeasured Confounder in Oncology Trials
2026-03-06 oncology 10.64898/2026.03.05.26347742
Top 9% (0.7%)
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A recent randomized clinical trial in non-small cell lung cancer1 confirms what numerous observational studies have reported time of day (ToD) may dramatically influence treatment outcomes in cancer patients. In this recent trial median overall survival (OS) decreased from 28 months in the early ToD arm to 16.8 months in the late ToD arm. We raise the concern that clinical trial outcomes may be influenced by seemingly minor biases in treatment time across arms. We also suggest that by measuring ...

6
OncoRAG: Graph-Based Retrieval Enabling Clinical Phenotyping from Oncology Notes Using Local Mid-Size Language Models
2026-03-06 oncology 10.64898/2026.03.05.26347717
Top 9% (0.7%)
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Introduction: Manual data extraction from unstructured clinical notes is labor-intensive and impractical for large-scale clinical and research operations. Existing automated approaches typically require large language models, dedicated computational infrastructure, and/or task-specific fine-tuning that depends on curated data. The objective of this study is to enable accurate extraction with smaller locally deployed models using a disease-site specific pipeline and prompt configuration that are ...

7
Spatiotemporal Trends in Suicide: Sociodemographic, Economic, and Environmental Factors
2026-03-05 epidemiology 10.64898/2026.03.04.26347568
Top 9% (0.7%)
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Suicide is one of the worlds leading public health problems, with more than 720,000 deaths annually. Suicide has traditionally been studied from an individual perspective. However, research has increasingly highlighted the influence of community-level factors on suicide risk. This study aimed to (1) analyse the spatial distribution of suicide mortality at the provincial level in Spain (2018-2022); (2) perform stratified analyses by sex and age group; and (3) compare suicide risk across differen...

8
Perception gaps in anatomical competence: a multi-stakeholder assessment of physical therapy graduate preparedness and clinical capability
2026-03-06 rehabilitation medicine and physical therapy 10.64898/2026.03.06.26347754
Top 10% (0.6%)
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Purpose: Human anatomy remains foundational to clinical practice, yet reduced instructional hours raise concerns about graduate competence and preparedness for patient care. Although trainees often report confidence, supervisors may perceive deficiencies, creating a gap between self-assessment and external evaluation. This study examined stakeholder perspectives on anatomical competence within physical therapy education to identify areas of discordance in perceived capability. Methods: A cross-s...

9
Hump nosed pit viper envenoming in Coastal Karnataka- unravelling the centuries of deadly camouflage
2026-03-06 public and global health 10.64898/2026.03.05.26347697
Top 11% (0.5%)
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Background The Hump-nosed pit viper is a recognized but neglected medically significant species causing morbidity and mortality, with non-availability of a specific antivenom. There are many gaps in our understanding of its envenomation, including burden, clinical syndrome, complications and management. Methodology The study is a retrospective sub analysis of the Prospective VENOMS registry and hospital records of Hump Nosed Pit Viper envenomation from a single tertiary care center in coastal Ka...

10
Heterogeneity of survival outcomes in ypN1 breast cancer after neoadjuvant therapy: The role of residual nodal burden in axillary de-escalation
2026-03-05 oncology 10.64898/2026.03.04.26347623
Top 13% (0.5%)
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BackgroundThe management of residual axillary disease after neoadjuvant therapy (NAT) remains controversial, as current recommendations often treat ypN1 breast cancer as a homogeneous entity despite potential prognostic heterogeneity. Evidence supporting uniform axillary surgical strategies across different levels of residual nodal burden is limited. We investigated whether survival associations related to axillary surgical evaluation differ according to residual nodal burden in ypN1 disease, us...

11
Dental teachers perspectives on Extended Reality in dental education: an international survey
2026-03-05 dentistry and oral medicine 10.64898/2026.03.05.26347677
Top 13% (0.5%)
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IntroductionDigital technologies are reshaping how health professionals are trained, and extended reality (XR) has gained attention as a tool for skills development in dental education. Yet, successful integration depends largely on educators perceptions, readiness, and working conditions. This study aimed to explore dental educators views of the educational value of XR, what barriers they experience, and how familiarity with immersive technologies relates to their use in teaching. Materials an...

12
Collaborative Mapping As A Methodology For Identifying Community Perceptions On Basic Sanitation Needs And Interventions For Leptospirosis In Salvador, Brazil
2026-03-07 public and global health 10.64898/2026.03.06.26347767
Top 13% (0.5%)
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Despite the relevance of spatial mapping in analyzing the health situation and understanding the risk factors and determinants of leptospirosis, peripheral urban communities often remain invisible on maps, which tend to use data and methods that do not express community contribution nor promote local participation. Furthermore, in the implementation of sanitation interventions, the same happens: there is limited user participation, and a lack of identification of intervention needs based on the...

13
Association between extreme temperature events and dengue risks in Dhaka City, Bangladesh
2026-03-04 occupational and environmental health 10.64898/2026.03.02.26347403
Top 13% (0.5%)
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BackgroundDengue outbreaks have become a severe threat to Bangladesh as the infections and mortality numbers are skyrocketing in recent years. Favorable environmental and anthropogenic conditions have established the capital of Bangladesh, Dhaka city as the epicenter of dengue outbreak. Studies have showed that climate change induced extreme weather events are exacerbating Aedes mosquito breeding and dengue virus transmission conditions. Methodology/Principal FindingsIn this study, short-term (...

14
A predictive model for differentiating hemorrhagic fever with renal syndrome and scrub typhus in southwestern China
2026-03-04 public and global health 10.64898/2026.03.02.26347402
Top 14% (0.5%)
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BackgroundBoth hemorrhagic fever with renal syndrome (HFRS) and scrub typhus (ST) are acute zoonotic infectious diseases. There is an overlap in their epidemiological characteristics and clinical manifestations, posing challenges for early differential diagnosis. This study aims to identify predictive factors for these two diseases to provide a basis for early diagnosis. Method/FindingsA retrospective analysis was conducted on the clinical data of patients diagnosed with HFRS and ST at the Firs...

15
Antibiotic price formulation in Tanzania: evidence from national regulatory import permit data 2010-2016
2026-03-06 pharmacology and therapeutics 10.64898/2026.03.05.26347741
Top 15% (0.5%)
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Background Antibiotic pricing is a key determinant of access and stewardship in low- and middle-income countries (LMICs), yet empirical evidence on how prices are formed within pharmaceutical markets remains limited. However, there is little longitudinal evidence on how antibiotic prices behave within national pharmaceutical supply systems. This study evaluated the patterns and determinants of systemic antibiotic pricing in Tanzania using national regulatory import permit data. Methods We conduc...

16
A spatial multi-omic portrait of survival outcome for clear cell renal cell carcinoma
2026-03-04 oncology 10.64898/2026.03.02.26347390
Top 15% (0.5%)
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Clear cell renal cell carcinoma (ccRCC) is the leading cause of kidney cancer-related death, but how the tumor microenvironment shapes patient survival is not completely understood. Here, we describe the characterization of ccRCC tumor ecosystems from 498 patients using imaging mass cytometry with a focus on tumor, myeloid, and T cell landscapes. Data from more than 3 million single cells is analyzed using machine-learning to identify key ecosystem features that outperform basic clinical data fo...

17
Insights from the second season of collaborative influenza forecasting in Italy with updated targets incorporating virological information
2026-03-04 epidemiology 10.64898/2026.03.04.26347601
Top 16% (0.5%)
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We present results from the second season of Influcast, a multi-model collaborative forecasting hub focused on influenza in Italy. During the 2024/25 winter season, Influcast collected one-to four-week-ahead probabilistic forecasts of influenza-like illness (ILI) incidence alongside influenza A and B ILI+ incidence signals. New ILI+ targets were constructed integrating syndromic surveillance data with virological detections collected weekly by the Italian National Institute of Health. Forecasts ...

18
Application of a Concise Video to Improve Patient Understanding of Tumor Genomic Testing in Community and Academic Practice Settings
2026-03-06 oncology 10.64898/2026.03.05.26347758
Top 16% (0.5%)
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Purpose: Tumor genomic testing (TGT) is standard-of-care for most patients with advanced/metastatic cancer. Despite established guidelines, patient education prior to TGT is frequently omitted. The purpose of this study was to evaluate the impact and durability of a concise 3-4 minute video for patient education prior to TGT in community versus academic sites and across cancer types. Patients and Methods: Patients undergoing standard-of-care TGT were enrolled at a tertiary academic institution ...

19
Price Per Standard Drink and Alcohol-Related Outcomes Among Vulnerable Groups in British Columbia: Findings from the Costs, Harms, Expenditures and Alcohol Prices Study
2026-03-06 epidemiology 10.64898/2026.03.05.26347738
Top 16% (0.5%)
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Objective: Minimum unit pricing (MUP) aims to reduce use of cheap, high strength alcoholic beverages that drive harm, yet concerns remain about inequitable effects for structurally vulnerable groups. As part of the Costs, Harms, Expenditures and Alcohol Prices (CHEAP) study, we linked individual-level, product-specific alcohol consumption data from a customized survey with provincial retail price data to estimate prices per standard drink (PPSD) and examine their association with alcohol-related...

20
Gene to Morphology Alignment via Graph Constrained Latent Modeling for Molecular Subtype Prediction from Histopathology in Pancreatic Cancer
2026-03-06 oncology 10.64898/2026.03.05.26347711
Top 16% (0.5%)
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Molecular subtyping of cancer is traditionally defined in transcriptomic space, yet routine clinical deployment is limited by the availability and cost of sequencing. Meanwhile, histopathology captures rich morphological information that is known to correlate with molecular state but lacks a principled, mechanistic bridge to gene-level representations. We propose a graph-constrained learning framework that aligns morphology-derived signals with a fixed, data-driven gene network discovered via hi...