Heterogeneity can impair the results of Cochrane meta-analyses despite accordance with statistical guidelines.
Malling
H J
HJ
Thomsen
A B
AB
Andersen
J S
JS
D001699:Biometry; D019317:Evidence-Based Medicine / Q000706:statistics & numerical data*; D006801:Humans; D007167:Immunotherapy / Q000706:statistics & numerical data*; D015201:Meta-Analysis as Topic; D017410:Practice Guidelines as Topic / Q000592:standards*; D015203:Reproducibility of Results; D006255:Rhinitis, Allergic, Seasonal / Q000276:immunology / Q000628:therapy*; D016896:Treatment Outcome