Table 1a.

Age-Adjusted Baseline Characteristics According to Categories of Alcohol Intakes in NHS and NHS II

	Categories of Alcohol grams/day
	NHS					NHS II
	0.0	0.1–4.9	5.0–14.9	15.0–29.9	30+	0.0	0.1–4.9	5.0–14.9	15.0–29.9	30+
N	29,633	30,895	20,598	6,441	4,708	40,587	36,810	14,089	2,541	1,024
Alcohol intake (mean grams/day)	0.0	1.9	9.7	20.9	41.6	0.0	2.1	8.8	20.4	40.8
Beer	0.0	0.23	1.6	3.0	11.3	0.0	0.7	3.7	8.4	19.5
Wine	0.0	1.1	4.2	10.0	9.3	0.0	1.0	3.4	8.2	10.8
Liquor	0.0	0.7	3.9	7.8	20.9	0.0	0.4	1.6	3.9	10.6
Age (y)	46.8	46.8	46.8	46.9	46.9	36.1	36.1	36.2	36.2	36.3
Caffeine intake (mg/day)	361	403	425	428	428	202	259	304	325	358
Vitamin D intake (IU/day)	342	338.	321	305	279	398	391	370	335	308
Total Calories	1564	1536	1551	1626	1764	1769	1779	1835	1927	2008
Pack years smoked	9.0	10.4	13.3	14.9	22.7	6.0	8.2	9.4	10.0	19.8
Latitude at age 15 (%)†
Born in northern tier	26.8	34.3	38.0	38.5	35.3	25.9	32.4	34.2	33.7	30.0
Born in middle tier	42.8	39.9	36.1	35.8	35.1	46.1	43.1	41.0	39.5	43.1
Born in southern tier	7.7	5.4	5.9	6.1	6.2	14.2	11.8	12.6	14.5	15.3
Ethnicity (%)‡
Southern European	12.7	14.6	11.9	10.8	8.9	13.4	14.5	12.7	11.7	11.0
Scandianvian	3.7	3.6	4.5	5.4	4.8	4.3	4.2	4.7	5.6	5.5
Other Caucasian	51	5.3	5.6	5.8	5.5	71.5	73.6	76.3	76.3	77.6
Non-white	2.0	1.8	1.7	1.6	1.7	10.8	7.6	6.3	6.0	6.0

^*Values are means unless otherwise indicated. All values (except age) are standardized to the age distribution of the study population

^†Percents may not add up to 100 because of missing values. NHS 0.0: 22.6%, 0.1–4.9: 20.4%, 5.0–14.9: 19.6%, 15.0–29.9: 19.6%, 30+: 23.4%. NHSII 0.0: 13.8%, 0.1–4.9: 12.7%, 5.0–14.9: 12.3%, 15.0–29.9: 12.3%, 30+: 11.6%.

^‡See above

^†NHS 0.0: 12.3%, 0.1–4.9: 10.7%, 5.0–14.9: 10.2%, 15.0–29.9: 10.1%, 30+: 13.7%.