Objective To compare the effects of treatments for coronavirus disease 2019 (covid-19).
Design Living systematic review and network meta-analysis. Data sources WHO covid-19 …

Background Sensitivity analyses play a crucial role in assessing the robustness of the findings
or conclusions based on primary analyses of data in clinical trials. They are a critical way …

Background Perioperative bleeding is common in patients undergoing noncardiac surgery.
Tranexamic acid is an antifibrinolytic drug that may safely decrease such bleeding. Methods …

Objective: To summarize the best available evidence regarding the effectiveness of
interventions for preventing frailty progression in older adults. Introduction: Frailty is an age-related …

Background We aimed to determine the risk of recurrence for symptomatic venous thromboembolism
(VTE) provoked by different transient risk factors. Data Sources MEDLINE, EMBASE…

Purposes We evaluated the prevalence and factors associated with polypharmacy and
investigated the role of polypharmacy as a predictor of length of hospital stay and in-hospital …

Objective To determine the effect of sex on the risk of recurrent venous thromboembolism in
all patients and in patients with venous thromboembolism that was unprovoked or provoked (…

Background Observational studies have suggested that accelerated surgery is associated
with improved outcomes in patients with a hip fracture. The HIP ATTACK trial assessed …

EXECUTIVE SUMMARY Background A scoping search identified systematic reviews on
diagnostic accuracy and predictive ability of frailty measures in older adults. In most cases, …

This article has been corrected. The original version (PDF) is appended to this article as a
supplement. Background: In patients with a first unprovoked venous thromboembolism (VTE), …