Trends of Randomized Clinical Trials Citing Prior Systematic Reviews, 2007-2021.

ABSTRACT:

Importance

Systematic reviews can help to justify a new randomized clinical trial (RCT), inform its design, and interpret its results in the context of prior evidence.

Objective

To assess trends and factors associated with citing (a marker of the use of) prior systematic reviews in RCT reports.

Design, setting, and participants

This cross-sectional study investigated 737 Cochrane reviews assessing health interventions to identify 4003 eligible RCTs, defined as those included in an updated version but not in the first version of a Cochrane review and published 2 years after the first version of the Cochrane review was published.

Main outcomes and measures

The primary outcome was the citation of prior systematic reviews, Cochrane or others, as determined by scree

SUBMITTER: Jia Y 

PROVIDER: S-EPMC10037150 | biostudies-literature | 2023 Mar

REPOSITORIES: biostudies-literature