Selection bias remains a more difficult bias to understand than confounding or measurement
error. Past definitions have not always been illuminating and a simple method (such as the …

Abstract Purpose of Review Epidemiologic research is rarely based on a random sample of
a well-defined target population. We used causal directed acyclic graphs to demonstrate the …

Objective To evaluate the associations between maternal diabetes diagnosed before or
during pregnancy and early onset cardiovascular disease (CVD) in offspring during their first …

Purpose of review Use of the electronic health record (EHR) for cardiovascular disease
(CVD) surveillance is increasingly common. However, these data can introduce systematic …

Background Per-and polyfluoroalkyl substances (PFAS) are synthetic chemicals that induce
oxidative inflammatory responses and disrupt the endocrine and central nervous systems …

Assessment and evaluation of trainees' clinical performance measures is needed to ensure
safe, high-quality patient care. These measures also aid in the development of reflective …

Objectives Studies from the first waves of the coronavirus disease 2019 (COVID-19)
pandemic suggest that individuals from minority ethnicities are at an increased risk of worse …

STUDY QUESTION Is there risk of selection bias in etiological studies investigating prenatal
risk factors of poor male fecundity in a cohort of young men? SUMMARY ANSWER The risk …

Background Medical faculty's teaching performance is often measured using residents'
feedback, collected by questionnaires. Researchers extensively studied the psychometric …

Background Youth with a low socioeconomic position in developed countries are at a
disproportionately higher risk of being overweight or obese than their counterparts. Tackling …