Table 1 Sample Demographics and their Clinical Characteristics at baseline survey and follow-up survey

 Age (years)

39.97 ± 9.00

38.03 ± 9.53

1.22

0.22

40.97 ± 9.18

38.97 ± 8.95

0.90

0.37

 Education years

12.76 ± 3.52

13.90 ± 3.58

−1.86

0.07

12.51 ± 3.41

13.00 ± 3.72

−0.56

0.58

 Smoking status (%)

62 (91.18%)

26 (38.24%)

41.73

< 0.001

31 (88.57%)

30 (93.75%)

0.10

0.75

 Years of drinking

20.79 ± 8.71

–

–

–

22.49 ± 8.94

18.84 ± 8.31

1.72

0.09

 First drinking age

19.65 ± 5.39

–

–

–

18.71 ± 5.16

20.88 ± 5.45

−1.67

0.10

 Consumption in the last month (g/day)

158.92 ± 70.91

–

–

–

171.94 ± 61.31

143.39 ± 79.05

1.66

0.10

 Consumption at the last drinking (g)

200.60 ± 503.35

–

–

–

238.87 ± 678.15

151.01 ± 192.46

0.71

0.48

 Score of AUDIT^g at baseline survey

28.13 ± 8.22

–

29.20 ± 7.82

27.09 ± 8.72

1.04

0.30

 Score of AUDIT^g at follow-up survey

–

–

–

–

25.26 ± 10.23

0.44 ± 1.34

14.23^***

< 0.001