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Table 3 Summary of study findings on alcohol and pregnancy loss

From: Alcohol and fertility: how much is too much?

Level of alcohol consumption in pregnancy Effects on pregnancy loss Reference
Any alcohol consumption vs. abstaining No increased risk of miscarriage (RR 1.1, 95% CI 0.9 - 1.4) Parazzini, et al. 1994
≥ 4 drinks per week vs. abstaining Increased risk of miscarriage (HR 2.65, 95% CI 1.38 - 5.10) Avalos, et al. 2014
Increased risk of miscarriage (HR 1.66, 95% CI 2.27 - 3.49)
Increased risk of 13-16 week loss (HR 1.57, 95% CI 1.30 - 1.90)
Andersen, et al. 2012
≥ 5 drinks per week vs. < 1 drink per week Increased risk of stillbirth (OR 2.65, 95% CI 1.18 - 5.97) Kesmodel, et al. 2002