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. 2016 May 17;18(11):2154–2161. doi: 10.1093/ntr/ntw132

Table 2.

Characteristics Associated With Exclusive Enrollment Use and Never Use of Tobacco Products Among Females (n = 501)

Never used (n = 357) Cigarettes (n = 55) Other pattern (n = 89)
n (%)
Race/ethnicity
 Non-Hispanic white 271 (76) 43 (78) 79 (89)
 Non-Hispanic black 20 (6) 4 (7) 0 (0)
 Hispanic 41 (12) 5 (9) 4 (5)
 Other 23 (6) 3 (5) 5 (6)
Education
 High school or below 21 (6) 5 (9) 1 (1)
 Some college or above 334 (94) 50 (91) 86 (97)
Annual income*
 <$50 000 56 (16) 20 (36) 13 (15)
 $50–100 000 162 (46) 23 (42) 49 (55)
 >$100 000 132 (38) 12 (22) 24 (27)
Alcohol use past yeara,*
 No 102 (29) 10 (18) 15 (17)
 Yes, less than weekly 156 (44) 22 (40) 40 (45)
 Yes, weekly or more 97 (27) 23 (42) 34 (38)
Caffeine use, daily*
 <4 cups 328 (92) 35 (65) 80 (90)
 ≥4 cups 28 (8) 19 (35) 8 (9)
Mean (SD)
Age at enrollment* 29.7 (4.2) 30.7 (3.9) 30.8 (3.9)
BMI at enrollment* 27.0 (7.1) 30.1 (8.1) 28.3 (7.4)

BMI = body mass index.

aConsumed less than 12 alcoholic drinks in the year prior to enrollment.

*P value less than .05 (chi-square test for categorical and Kruskal–Wallis test for continuous variables).

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