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Sophomore; (n = 323)
Juniors (n = 284)
Seniors (n = 388)
OR2 (95% CI3 )
OR (95% CI)
OR (95% CI)
Demographics
Females (Ref. Males)4
0.64 (0.24, 1.73)
1.77 (0.70, 4.49)
1.07 (0.56, 2.05)
Race (Ref. White)
Black
0.89 (0.16, 4.92)
–5
–5
Asians
1.61 (0.42, 6.21)
1.35 (0.14, 13.44)
3.31 (0.37, 29.97)
Other
0.67 (0.18, 2.54)
0.66 (0.18, 2.50)
0.67 (0.25, 1.80)
Born outside US (Ref. US born)
1.67 (0.18, 15.18)
1.80 (0.30, 10.73)
2.70 (0.30, 24.54)
Exercise; 1 (never)— 10 (daily)
1.05 (0.90, 1.24)
0.97 (0.82, 1.15)
1.07 (0.96, 1.21)
Dietary habits
Consumed ≥ 3 meals/day (Ref. < 3 meals/day)
0.77 (0.34, 1.76)
0.58 (0.24, 1.40)
1.70 (0.95, 3.06)
Never consumed fast food (Ref. at least once/week)
3.78 (1.61, 8.88)**
7.82 (2.14, 28.65)**
0.91 (0.48, 1.72)
Never consumed beverages (Ref. at least once/week)
1.55 (0.55, 4.33)
0.55 (0.21, 1.41)
1.52 (0.77, 3.00)
Never consumed alcohol (Ref. at least once/week)
0.54 (0.24, 1.20)
0.64 (0.25, 1.64)
0.54 (0.26, 1.11)
Tobacco consumption
No (Ref. Yes)
0.92 (0.30, 2.81)
1.31 (0.46, 3.73)
1.26 (0.62, 2.56)
Psychosocial health; 1 (low)—10 (high)
0.99 (0.75, 1.31)
0.96 (0.70, 1.30)
1.40 (1.12, 1.76)**
Nagelkerke R2
0.10
0.15
0.14
**p < 0.01; 1 Normal BMI as defined by CDC categorization; 2 Odds ratio; 3 95% confidence interval; 4 Other category was excluded; 5 Statistics could not be computed as there were too few individuals; n is smaller than the number who responded as some cases were excluded from the regression analysis due to missing values for some variables