Skip to main content
Fig. 2 | BMC Medicine

Fig. 2

From: Validity of observational evidence on putative risk and protective factors: appraisal of 3744 meta-analyses on 57 topics

Fig. 2

Overview of the included associations. MR, Mendelian randomization; OBS, observational studies; RCTs, randomized controlled trials. The statistical significance threshold was at P < 0.05. *Twenty-one of which were not assessable anymore as included only one cohort study per association. †Sixteen of which were not assessable anymore as included only one cohort study per association

Back to article page

BMC Medicine

ISSN: 1741-7015

Contact us