of Findings (SoF) tables present, for each of the seven (or fewer) most important outcomes,
the following: the number of studies and number of participants; the confidence in effect …

Importance Harms and benefits of opioids for chronic noncancer pain remain unclear.
Objective To systematically review randomized clinical trials (RCTs) of opioids for chronic …

Objective To compare quality of care in for-profit and not-for-profit nursing homes. Design
Systematic review and meta-analysis of observational studies and randomised controlled trials …

… Norm Buckley and Jason Busse report grants from Health Canada during the conduct of
the study. Jason Busse received grants from the Canadian Institutes of Health Research (CIHR) …

Context Until recently, Web of Science was the only database available to track citation counts
for published articles. Other databases are now available, but their relative performance …

Importance Many claims have been made regarding the superiority of one diet or another
for inducing weight loss. Which diet is best remains unclear. Objective To determine weight …

Background: Conflicting reports exist in the medical literature regarding the association
between industry funding and published research findings. In this study, we examine the …

Improvements in medical care over the past two decades have decreased the frequency with
which patients with common conditions such as myocardial infarction develop subsequent …

Objective To explore the extent to which components of composite end points in randomised
controlled trials vary in importance to patients, the frequency of events in the more and less …

… Funding: This study was supported by a grant from the Canadian Institutes of Health
Research (CIHR) (FRN 147994, Co-PIs: JW Busse, MA Ware). RB is supported by an Australian …