Hypertension
Top medRxiv preprints most likely to be published in this journal, ranked by match strength.
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BackgroundHypertension affects over 30% of adults and is the leading risk factor for cardiovascular disease. It often presents without obvious symptoms, meaning that, although effective therapies exist, hypertension remains widely undiagnosed and insufficiently treated. Genomics-based prediction methods have shown only modest benefits for these disorders, but proteomic markers have demonstrated potential for greater predictive and clinical value. MethodsWe applied a novel machine-learning based...
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BackgroundBlood pressure (BP) is routinely measured during healthcare visits. A standardized measurement is essential to ensure accurate values, particularly in outpatient settings, where patient preparation, environment, and technique can significantly influence results. MethodsA quasi-experimental study was conducted in adult outpatients. Demographic, anthropometric, and clinical data were collected through interviews and physical examination. BP was measured using a validated automated oscil...
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ObjectivesVisit-to-visit blood pressure variability (VVV BPV) is an underutilised risk factor for cardiovascular disease (CVD). This study aims to determine the minimum number of BP measurements needed and to identify cut-off values for the standard deviation (SD), coefficient of variation (CV), and average real variability (ARV) of systolic and diastolic VVV BPV to predict CVD risk in primary care. MethodsWe analysed data from the electronic practice-based research network (ePBRN) in Southwest...
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BackgroundHypertension is a major modifiable risk factor for cardiovascular disease, yet blood pressure (BP) control remain suboptimal, particularly in socially disadvantaged communities. Guidelines recommend initiating single-pill combination (SPC) therapy to improve adherence and BP control, but uptake in primary care is limited. ObjectivesTo evaluate the SOLO care improvement project, promoting SPC initiation among general practitioners (GPs) in Amsterdam Zuidoost, a disadvantaged, multi-eth...
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Pulmonary hypertension (PH) is a progressive condition characterized by increased pulmonary arterial pressure. Endothelial cell dysfunction is one important characteristic of PH. Recently, capillary endothelial cells, including aerocytes (aCaps) and general capillary cell (gCaps), have been detected in developing lungs but their role and the regulatory mechanisms underlying PH remain poorly understood. The goal of this study was to identify changes in Caps and their effects on hypertensive pulm...
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BACKGROUNDVisit-to-visit blood pressure variability (VVV BPV) is an important yet underutilised risk factor for cardiovascular disease (CVD) risk prediction. Incorporating VVV BPV in the model predicting CVD could improve its performance. This study aims to incorporate VVV BPV into a CVD risk prediction model and to evaluate its performance by comparing the discrimination and calibration of models using a single BP measurement versus those incorporating VVV BPV METHODSThis prospective cohort st...
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BackgroundPatients with repaired coarctation of the aorta (CoAo) remain at risk for left ventricular hypertrophy (LVH) even in the absence of hypertension. Alterations in wave reflection and the timing of reflected pressure waves may contribute to ventricular remodeling beyond pressure load alone. MethodsWe performed a cross-sectional analysis of patients with repaired CoAo. Office and ambulatory blood pressure (ABPM), non-invasive central hemodynamics, and echocardiographic indices of left ven...
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IntroductionPregnancy is a critical test of womens cardiovascular risk. Structural factors may influence long-term cardiovascular health beyond individual, social experiences. We examined associations of neighborhood-level deprivation and individual-level social vulnerability (SV) during pregnancy with postpartum blood pressure (BP). MethodsThis secondary analysis of a prospective cohort study used data from 3,728 nulliparous women in the nuMoM2b-HHS cohort followed from early pregnancy to 2-7 ...
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BackgroundHypertension guidelines recommend the use of automated BP devices over manual devices to reduce observer bias, such as terminal digit preference. We aimed to evaluate systematic differences in BP readings and the association with incident stroke according to type of measurement. MethodsUsing de-identified electronic health record data from Optum Labs Data Warehouse from primary care visits in 2024, we classified providers BP measurement method using proportion of odd terminal digit pr...
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Background-Blockers (ABs) are the most commonly prescribed medications for benign prostatic hyperplasia (BPH), a highly prevalent condition. Although the ALLHAT raised concerns about cardiovascular (CV) safety of nonselective ABs for the treatment of hypertension, the comparative CV risk profile of selective 1A-adrenergic receptor (1A-AR) antagonists for BPH remains unclear. MethodsWe conducted a retrospective cohort study using the TriNetX federated research network (158 million patients acros...
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BackgroundVitamin D supplementation has been investigated for potential associations with cardiometabolic risk factors related to cardiovascular disease (CVD); however, findings from randomized controlled trials (RCTs) remain inconsistent. This meta-analysis aimed to assess the effects of vitamin D supplementation on cardiometabolic risk factors--including lipid profile, blood pressure, and glycaemic parameters--and to explore whether age and baseline serum vitamin D concentrations modify these ...
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BackgroundInflammation plays a key role in atrial fibrillation (AF) pathogenesis. The empirical dietary inflammatory potential (EDIP) score predicts circulating inflammatory biomarkers and adverse cardiac outcomes, but its association with incident AF is unclear. This study aimed to examine the relationship between EDIP score and AF risk. MethodsParticipants from the Atherosclerosis Risk in Communities (ARIC) free of baseline AF who completed a validated food frequency questionnaire were includ...
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BackgroundElevated low-density lipoprotein cholesterol (LDL-C) is a risk factor for cardiovascular disease. Despite available lipid-lowering therapies (LLT), lipid control remains suboptimal. Bempedoic acid offers a non-statin oral treatment for hypercholesterolemia. However, real-world data in Asia are limited. The study aimed to investigate the effectiveness and safety of bempedoic acid in Taiwan. MethodsThis pragmatic phase IV study enrolled 180 patients with inadequately controlled hypercho...
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BackgroundThe comparative roles of triglyceride-rich lipoproteins (TRLs) and low-density lipoproteins (LDLs) in abdominal aortic aneurysm (AAA) pathogenesis are unclear. ObjectivesTo evaluate the putative causal role of TRLs in AAA, quantify the relative effect on AAA risk ("aneurysmogenicity") of TRL vs LDL particles, and prioritize lipid-lowering drug targets for AAA prevention and treatment. MethodsWe performed summary-level and individual-level Mendelian randomization (MR) analyses. Geneti...
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BackgroundHeart failure (HF) is an increasingly common complication among patients with type 2 diabetes (T2D), yet its early detection remains challenging, especially in those with concomitant chronic kidney disease (CKD). NT-proBNP is a key biomarker for diagnosing and prognosticating HF, but its reference thresholds are influenced by renal function, age, and ethnicity. Current guideline cutoffs, largely derived from Western populations, may not apply to Asian patients. MethodsThis retrospecti...
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BackgroundThe molecular drivers distinguishing valvular heart disease-associated atrial fibrillation (VHD-AF) from other AF etiologies remain poorly defined, with prior transcriptomic studies largely focused on non-valvular AF. MethodsWe performed RNA sequencing on peripheral blood mononuclear cells (PBMCs) from 15 patients with VHD-AF and 15 age- and sex-matched healthy controls. Bioinformatic analyses identified differentially expressed genes (DEGs), enriched pathways, and protein-protein int...
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ObjectiveDiabetes mellitus (DM) approximately doubles the risk of atherosclerotic cardiovascular disease (ASCVD) events, but the molecular basis is poorly understood. We aimed to define arterial differentially expressed genes (DEGs) associated with DM, validate hits as plasma proteins, and ascertain whether these complement ASCVD risk prediction tools. Research design and methodsRNA-sequencing data from the Genotype-Tissue Expression (GTEx) cohort was used to define DEGs associated with DM in t...
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BackgroundSex hormone alterations, such as estrogen deficiency or testosterone excess, substantially increase cardiovascular disease (CVD) risk in females. Dietary fibre and its microbial by-products, short-chain fatty acids (SCFAs), have cardioprotective effects, but it remains unclear whether these benefits extend to females with an altered sex hormone profile. In this study, we aim to investigate whether dietary fibre intake, measured via plasma acetate--the most abundant SCFA--is associated ...
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BackgroundElevated resting heart rate (HR) and atrial cardiopathy are each linked to higher mortality risk, yet their interrelationship and joint prognostic value remain unclear. MethodsWe analyzed 7,326 adults (mean age 59 {+/-} 13 years) without cardiovascular disease from the Third National Health and Nutrition Examination Survey with available electrocardiograms. Atrial cardiopathy was defined by electrocardiogram as abnormal P-wave axis or deep terminal P-wave negativity in V1. Multivariab...
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Background and aims Iron deficiency (ID) and myocardial iron depletion (MID) are causally linked to heart failure (HF) in the general population and in preclinical models. ID is common amongst pregnant women, but its impact on cardiac adaptations to pregnancy is unknown. This study examines that impact, and its potential relevance to peripartum cardiomyopathy (PPCM). Methods. We provided female mice with iron-replete or iron-deficient diets, and monitored cardiac function and morphology longitud...