Chunk #23 — Results — Association between exposure and outcome

Source: Smoking and Suicide: A Meta-Analysis.
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We investigated the risk of suicide death in former smokers versus nonsmokers (no figure is given). The association was not statistically significant (RR = 1.33; 95% CI: 0.89, 1.78; 7 studies; I2 = 77.6%; P<0.001).