VITALITY Study I
VITALITY Study II expands on Study I by tracking all 847 affected systematic reviews and all 1,330 retracted trials. In VITALITY Study I, nearly 10% of meta-analyses changed pooled-effect direction after retracted trials were removed. VITA…
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VITALITY Study II expands on Study I by tracking all 847 affected systematic reviews and all 1,330 retracted trials. In VITALITY Study I, nearly 10% of meta-analyses changed pooled-effect direction after retracted trials were removed. VITALITY Study I showed that retracted trials substantially distorted evidence syntheses. VITALITY Study I tracked 68 substantially distorted systematic reviews to identify possible guidelines using that evidence.