Figure 3.

The impact of gender mix on the reported efficacy of aspirin in reducing non-fatal myocardial infarction risk. The regression line is weighted by the reciprocal of the standard error (1/SE) of the relative risk of each trial. The diameter of each circle is proportional to 1/SE of each trial.

Yerman et al. BMC Medicine 2007 5:29   doi:10.1186/1741-7015-5-29
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