Strategies to improve retention in randomised trials: a Cochrane systematic review and meta-analysis.

ABSTRACT:

Objective

To quantify the effect of strategies to improve retention in randomised trials.

Design

Systematic review and meta-analysis.

Data sources

Sources searched: MEDLINE, EMBASE, PsycINFO, DARE, CENTRAL, CINAHL, C2-SPECTR, ERIC, PreMEDLINE, Cochrane Methodology Register, Current Controlled Trials metaRegister, WHO trials platform, Society for Clinical Trials (SCT) conference proceedings and a survey of all UK clinical trial research units.

Review methods

Included trials were randomised evaluations of strategies to improve retention embedded within host randomised trials. The primary outcome was retention of trial participants. Data from trials were pooled using the fixed-effect model. Subgroup analyses were used to explore the heterogeneity and to determine

SUBMITTER: Brueton VC 

PROVIDER: S-EPMC3918995 | biostudies-literature | 2014 Feb

REPOSITORIES: biostudies-literature