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Table 1 Socio-demographic characteristics of respondents by gender*

From: Sexual behavior and awareness of Chinese university students in transition with implied risk of sexually transmitted diseases and HIV infection: A cross-sectional study

 

Male % (n = 11,255)

Female % (n = 11,238)

Total % (n = 22,493)

University

   

   University A

50.8

53.6

52.2

   University B

49.2

46.4

47.8

Age (years)

   

   16–19

23.6

33.8

28.7

   20–23

74.6

65.5

70.0

   ≥24

1.1

0.4

0.8

   Mean age ± SD†

20.5 ± 1.4

20.1 ± 1.3

20.3 ± 1.4

Grade

   

   Grade I

33.1

33.0

33.0

   Grade II

29.4

30.0

29.7

   Grade III

26.2

25.5

25.9

   Grade IV

11.3

11.4

11.4

Residence before university

   

   Rural

32.3

24.2

28.3

   Town

37.9

39.4

38.6

   Urban

29.4

36.1

32.7

Current residence

   

   Dormitory

97.4

98.5

98.0

   Other

2.1

1.2

1.7

Perceived family's economic status

   

   Rich

7.2

8.5

7.8

   Intermediate

82.9

86.1

84.5

   Poor

9.7

5.2

7.4

  1. *The percentage of respondents may not add up to 100% due to non-response for some items.
  2. †Standard deviation.
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