Evolution of poor reporting and inadequate methods over time in 20 920 randomised controlled trials included in Cochrane reviews: research on research study

Objective To examine how poor reporting and inadequate methods for key methodological features in randomised controlled trials (RCTs) have changed over the past three decades. Design Mapping of trials included in Cochrane reviews. Data sources Data from RCTs included in all Cochrane reviews publis...

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Hlavní autoři: Dechartres, A, Trinquart, L, Atal, I, Moher, D, Dickersin, K, Boutron, I, Perrodeau, E, Altman, D, Ravaud, P
Médium: Journal article
Vydáno: BMJ Publishing Group 2017