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. Author manuscript; available in PMC: 2023 Jun 29.
Published in final edited form as: Int J Cancer. 2018 Oct 30;144(1):43–48. doi: 10.1002/ijc.31648

Table 1.

Baseline characteristics of study participants by alcohol intake, NIH-AARP Diet and Health Study, 1995–2011 (n=499,292)

Alcohol intakea
Characteristic None <1 drink/week ≥1drink/week- 1–1.9 drinks/day 2–2.9 drinks/day 3–3.9 drinks/day ≥4 drinks/day
No. (%) No. (%) No. (%) No. (%) No.  (%) No.  (%) No.  (%)
Age at baseline b 62.4 (5.3) 61.9 (5.4) 61.7 (5.4) 62.4 (5.3) 61.9 (5.4) 62.1 (5.3) 62.0 (5.30)
Sex
 Male 62286 (51.0) 61264 (45.8) 85703 (66.5) 41776 (72.2) 13732 (75.9) 10214 (81.5) 22848 (87.7)
 Female 59770 (49.0) 72619 (54.2) 43107 (33.5) 16107 (27.8) 4369 (24.1) 2295 (18.4) 3202 (12.3)
Race
 Whitec 106128 (87.0) 120927 (90.3) 119267 (92.6) 54725 (94.5) 17110 (94.5) 11785 (94.2) 24571 (94.3)
 Blackc 7886 (6.5) 5416 (4.1) 3944 (3.1) 1186 (2.1) 396 (2.2) 355 (2.8) 678 (2.6)
 Hispanic 2276 (1.9) 2956 (2.2) 2661 (2.1) 920 (1.6) 284 (1.6) 164 (1.3) 361 (1.4)
 Other 3135 (2.6) 2701 (2.0) 1539 (1.2) 515 (0.9) 137 (0.8) 82 (0.7) 196 (0.8)
 Unknown 2631 (2.2) 1883 (1.4) 1399 (1.1) 537 (0.9) 174 (1.0) 123 (1.0) 244 (1.0)
BMI d
 <18.5 1488 (1.2) 1341 (1.0) 1085 (0.8) 601 (1.0) 196 (1.1) 135 (1.1) 246 (0.9)
 ≥18.5 to <25 37201 (30.5) 44028 (32.9) 44777 (34.8) 22390 (38.7) 6653 (36.8) 4119 (32.9) 7917 (30.4)
 ≥25 to <30 46993 (38.5) 52652 (39.3) 56092 (43.6) 25357 (43.8) 8075 (44.6) 5818 (46.5) 12198 (49.8)
 ≥ 30 32131 (26.3) 32579 (24.3) 24368 (18.9) 8497 (14.7) 2845 (15.7) 2207 (17.6) 5151 (19.8)
 Unknown 4243 (3.5) 3283 (2.5) 2488 (1.9) 1038 (1.8) 332 (1.8) 230 (1.8) 538 (2.1)
a

The approximate corresponding values for alcohol intake in grams/day are as follows: <1 drink/week = <2 g/day; ≥1 drink/week - <1 drink/day = ≥2 g/day - <14g/day; 1–1.9 drinks/day = ≥14 - <28 g/day; 2–2.9 drinks/day = ≥28 - <42 g/day; 3–3.9 drinks/day = ≥42 - <56 g/day; ≥4 drinks/day = ≥56 g/day.

b

mean (standard deviation)

c

non-Hispanic

d

Body mass index at baseline in kg/m2