Aims To review the literature on mortality among dependent or regular users of opioids
across regions, according to specific causes, and related to a number of demographic and …

This report describes the association between birth weight (BW) and obesity. Screening of
478 citations from five electronic databases resulted in the inclusion of 33 studies, most of …

Background Patients admitted to intensive-care units are at high risk of health-care-
associated infections, and many are caused by antimicrobial-resistant pathogens. We aimed …

Background Cultural competency training has been proposed as a way to improve patient
outcomes. There is a need for evidence showing that these interventions reduce health …

This meta-analysis synthesizes eighty-four observational studies, conducted across twenty
countries, to determine the mean proportion of people who reported≥ 90% adherence to …

BACKGROUND A number of studies have investigated the relationship between
psychological factors such as stress and distress (measured as anxiety and depression) and …

Objective Most, but not all cross-sectional surveys have identified lower quality of life among
patients with hypertension. We summarized the estimates for this association in a systematic …

Objectives: To assess the methods and reporting of cardiometabolic outcome studies of the
first treated episode of psychosis, review key findings, and suggest directions for future …

Female melanoma patients generally exhibit significantly longer survival than male patients.
This population-based cohort study aimed to investigate gender differences in survival and …

Objective To investigate the effect of an additional review based on reporting guidelines
such as STROBE and CONSORT on quality of manuscripts. Design Masked randomised …