. Author manuscript; available in PMC: 2011 Oct 1.

Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2010 Sep 14;19(10):2516–2524. doi: 10.1158/1055-9965.EPI-10-0499

Table 2. Age-adjusted and multivariate risk ratios (RR) and 95% confidence intervals (CI) for oral cancer among women by level of alcohol intake (g/d).

	Risk ratios (95% CIs) by level of alcohol intake^§

	0 g/d	0.1-14.9 g/d	15-29.9 g/d	30+ g/d
Cases	43	64	21	19

Age-adjusted^*
RR (95% CI)	1.00	0.57 (0.39-0.84)^†	1.29 (0.76-2.18)	2.70 (1.57-4.65)^‡

Multivariate-adjusted^**
RR (95% CI)	1.00	0.59 (0.39-0.87)^†	1.15 (0.67-1.97)	1.92 (1.08-3.40)^†

Adjusted for age and follow-up time

^**

Adjusted for age, follow-up time, pack-years of smoking, current smoking status and folate intake

^†

p-value ≤0.01

^‡

p-value ≤ 0.001

^§

One alcoholic drink contains approximately 11-14 grams of alcohol: Regular beer = 12.8 g, light beer = 11.3 g, wine = 11 g, and liquor = 14 g

^¥

Note: Significant p-value for alcohol-folate interaction (p=0.02) in multivariate model controlling for age, pack-years of smoking and current smoking status (not shown in table)