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. Author manuscript; available in PMC: 2009 Dec 8.

Published in final edited form as: Am J Obstet Gynecol. 2009 Oct 20;201(6):563.e1–563.e9. doi: 10.1016/j.ajog.2009.07.059

Table 2.

Any Alcohol Consumption during Pregnancy and the Hazard Ratio (HR) for Miscarriage by Multivitamin Status

Multivitamin Non-user (n=331)

Alcohol Consumption	Miscarriage n=74 n (%)	HRcrude	95% CI	HR¹	95% CI
Any alcohol intake (n=114)	33 (29)	1.84	1.16, 2.91	1.67	1.04, 2.69
No alcohol intake (n=217)	41 (19)	1.0		1.0

Multivitamin User (n=730)

Alcohol Consumption	Miscarriage n=98 n (%)	HRcrude	95% CI	HR¹	95% CI
Any alcohol intake (n=321)	44 (14)	1.07	0.72, 1.60	0.98	0.65, 1.48
No alcohol intake (n=409)	54 (13)	1.0		1.0

¹

adjusting for maternal age, caffeine, unintended pregnancy and marital status