Introduction We conducted a meta-analysis of the conflicting epidemiologic evidence on the
association between midlife body mass index (BMI) and dementia. Methods We searched …

Non-randomised studies of the effects of interventions are critical to many areas of
healthcare evaluation, but their results may be biased. It is therefore important to understand …

Background Intention is theorized as the proximal determinant of behavior in many leading
theories and yet intention–behavior discordance is prevalent. Purpose To theme and …

Background The study objective was to compare the Newcastle–Ottawa Scale (NOS) and
the RTI item bank (RTI-IB) and estimate interrater agreement using the RTI-IB within a …

Many dietary interventions assume a positive influence of home cooking on diet, health and
social outcomes, but evidence remains inconsistent. We aimed to systematically review …

Systematic reviews and meta-analyses are essential to summarize evidence relating to
efficacy and safety of health care interventions accurately and reliably. The clarity and …

Objectives: To update previous systematic reviews of 12‐month prevalence of
complementary and alternative medicine (CAM) use by general populations; to explore …

Background Exposure to arsenic is one of the major global health problems, affecting> 300
million people worldwide, but arsenic's effects on human reproduction are uncertain …

Background The recent, rapid development of digital technologies offers new possibilities for
more efficient implementation of electronic health record (EHR) and personal health record …

Objective Risk-of-bias assessment is a central component of systematic reviews but little
conclusive empirical evidence exists on the validity of such assessments. In the context of …