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Table 2 Basic social and demographic characteristics of the study population by sex

From: The relationships of school-based sexuality education, sexual knowledge and sexual behaviors—a study of 18,000 Chinese college students

Variables

Male

Female

Total

n

%

n

%

n

%

 

7118

39

10,848

62

17,966

100

Age

 ≤ 19

1879

26

3621

33

5500

31

 20 ~ 21

4074

57

6023

56

10,097

56

 ≥ 22

1165

16

1204

11

2369

13

Monthly expenditure

 < 1000

3149

44

5729

53

8878

49

 1000 ~ 2000

3367

47

4375

40

7742

43

 > 2000

602

8

744

7

1346

7

Alcohol

 non-drinker

922

13

4435

41

5357

30

 occasional drinker

3620

51

5642

52

9262

52

 infrequent drinker

2235

31

700

6

2935

16

 frequent drinker

341

5

71

1

412

2

Tobacco

 never

5724

80

10,655

98

16,379

91

 1 ~ 10cigarretes/day

1106

16

161

1

1267

70

  > 10cigarretes/day

288

4

32

0

320

2

Hometown

 urban

2923

41

4203

39

7126

40

 suburban

2122

30

3472

32

5594

31

 rural

2073

29

3173

29

5246

29

Family Type

 nuclear/extended family

6351

89

9729

90

16,080

90

 other

767

11

1119

10

1886

10

Parents’ Education

 primary school and be

740

10

1115

10

1855

10

 middle school

2174

31

3693

34

5867

33

 high school

2243

32

3474

32

5717

32

 vocational school and

1961

28

2566

24

4527

25

Sexual Orientation

 heterosexual

6428

90

9660

89

16,088

90

 homosexual

291

4

158

1

449

2

 bisexual

277

4

634

6

911

5

 not sure

122

2

396

4

518

3