Table 2.

Alcohol consumption by demo-social factors

Variables		Percent
		Chinese			German
		Never	Less than once a week	At least once a week	Never	Less than once a week	At least once a week	No problem drinking	Problem drinking
Gender	Male	49.3	42.4	8.3	7.2	20.2	72.6	70.3	29.7
	Female	52.2	38.4	9.4	11.7	39.8	48.5	88.6	11.4
Having a partner	Yes	42.3	47.4	10.3	9.8	32.3	57.9	81.9	18.1
	No	54.5	37.6	7.9	9.4	28.0	62.6	77.4	22.6
Father’s education	High	48.2	38.8	13.0	8.8	29.1	62.1	78.1	21.9
	Low	53.3	42.1	4.6	10.6	32.0	57.4	82.2	17.8
Subjective general health	Good	51.3	39.9	8.8	9.3	30.3	60.4	80.2	19.8
	Poor	44.3	45.3	10.4	13.0	30.4	56.6	76.0	24.0
Income sufficiency	Sufficient	52.5	39.1	8.4	10.3	31.1	58.6	80.7	19.3
	Insufficient	42.2	46.7	11.1	8.4	29.7	61.9	79.0	21.0
Nutrition importance	Important	52.2	40.0	7.8	9.9	31.3	58.8	80.5	19.5
	Unimportant	41.1	44.3	14.6	8.7	19.5	71.8	71.0	29.0
Grade importance	Important	51.4	40.2	8.4	9.6	30.6	59.8	80.1	19.9
	Unimportant	41.7	44.1	14.2	11.7	25.8	62.5	68.6	31.4
Perceived life quality	Good	50.9	39.4	9.7	8.8	29.5	61.7	79.4	20.6
	Poor	50.4	41.3	8.3	11.0	31.8	57.2	80.0	20.0
Physical activity	≥3 times a week	42.6	44.4	13.0	8.3	28.5	63.2	76.0	24.0
	1–2 times a week	52.5	40.0	7.5	9.2	31.2	59.6	82.0	18.0
	Less than once a week	54.6	39.0	6.4	13.2	32.8	54.0	83.1	16.9
		Median (quartile deviation)
Age		20.0 (1.5)	21.0 (2.0)	22.0 (2.0)	23.0 (2.0)	23.0 (2.0)	23.0 (1.5)	22.5 (2.0)	23.0 (2.0)
Perceived Stress Scale scoresa		25.0 (5.0)	24.0 (5.5)	25.0 (4.0)	9.0 (2.0)	9.0 (1.5)	8.0 (1.5)	8.0 (1.5)	9.0 (2.0)
BMI		19.9 (1.5)	20.3 (1.6)	21.0 (1.7)	22.4 (2.4)	21.9 (1.8)	22.5 (1.8)	22.1 (1.9)	23.0 (1.7)

^aPerceived stress scale scores range 0–56 for Chinese and 1–16 for German