Meta-analyses with rare events should use adequate methods.
Kuss
Oliver
O
Gummert
Jan F
JF
Börgermann
Jochen
J
D001026:Coronary Artery Bypass / Q000009:adverse effects*; D047549:Coronary Artery Bypass, Off-Pump / Q000009:adverse effects; D006801:Humans; D015201:Meta-Analysis as Topic; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D012307:Risk Factors; D020521:Stroke / Q000209:etiology*; D016896:Treatment Outcome