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Table 4 Multivariable regression: odds ratio (OR) and 95 % confidence interval (95 % CI) for alcohol consumption

From: Alcohol consumption among university students: a Sino-German comparison demonstrates a much lower consumption of alcohol in Chinese students

Variables OR 95 % CI
“Less than once a week” vs. “Never”a (Chineseb)
 Having a partner, yes vs. noc 1.47** 1.16–1.85
 Income, sufficient vs. insufficientc 0.72* 0.54–0.96
 Physical activity, less than once a week vs. at least three times a weekc 0.55*** 0.40–0.75
 Physical activity, 1–2 times a week vs. at least three times a weekc 0.70* 0.54–0.93
 Age 1.12*** 1.06–1.18
 BMI 1.09*** 1.04–1.13
“At least once a week” vs. “Never”a (Chineseb)
 Father’s education, high vs. lowc 4.25*** 2.67–6.78
 Income, sufficient vs. insufficientc 0.49** 0.29–0.82
 Nutrition, important vs. unimportantc 0.49* 0.27–0.89
 Physical activity, less than once a week vs. at least three times a weekc 0.27*** 0.15–0.48
 Physical activity, 1–2 times a week vs. at least three times a weekc 0.43*** 0.27–0.69
 Age 1.33*** 1.21–1.46
 BMI 1.09* 1.02–1.18
“Less than once a week” vs. “Never”a (Germand)
 Income, sufficient vs. insufficientc 0.74* 0.56–0.99
“At least once a week” vs. “Never”a (Germand)
 Female vs. malec 0.40*** 0.30–0.53
 Father’s education, high vs. lowc 1.32* 1.01–1.72
 Income, sufficient vs. insufficientc 0.67** 0.51–0.88
 Physical activity, less than once a week vs. at least three times a weekc 0.69* 0.49–0.96
 Age 0.97* 0.94–0.99
“Problem drinking” vs. “No problem drinking”a (Germane)
 Female vs. malec 0.32*** 0.26–0.40
 Father’s education, high vs. lowc 1.32** 1.09–1.60
 Physical activity, less than once a week vs. at least three times a weekc 0.73* 0.56–0.95
 Perceived stress scale scores 1.08*** 1.04–1.13
  1. Significance of Wald test: *p < 0.05; **p < 0.01; ***p < 0.001
  2. aReference category of the dependent variables
  3. bNagelkerke R 2 = 0.13 (df = 24, N = 1571, p < 0.001)
  4. cReference category of the independent variables
  5. dNagelkerke R 2 = 0.09 (df = 24, N = 2954, p < 0.001)
  6. eNagelkerke R 2 = 0.10 (df = 10, N = 2907, p < 0.001)