Variables

n

%

Age

Mean (SD)

21.45 (1.10)

Median (Min: Max)

21 (20:27)

20 - 22

141

88.7

23 - 25

15

9.4

<25

3

1.9

Education

Primary school

11

6.9

Secondary school

118

74.2

Bachelor degree and higher

30

18.9

Income per month (Baht)

>5000

20

12.6

5000 - 10,000

128

80.5

<10,000

11

6.9

Alcohol drinking

Everyday

15

9.4

Once a week

36

22.6

Less than once a week

12

7.6

Never

96

60.4

Drugs (amphetamine)

Yes

41

25.8

No

118

74.2

Injection of drugs

Yes

11

6.9

No

148

93.1

Marital status

Yes

34

21.4

No

125

78.6

Age at marriage

<=15

7

20.6

16 - 20

20

58.8

>21

7

20.6

Min: max

15:21

Currently living

Married and living with wife

21

13.2

Married and living with other

4

3.5

Married and living with sex partner

9

5.7

Not married but living with sex partner

54

33.9

Not married and living alone

71

44.7