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Table 2 Demographic characteristics of the research subject, 2005–2017

From: Seroprevalence and risk factors on Syphilis among blood donors in Chengdu, China,from 2005 to 2017

 

Case

Control

NO.

Percent (%)

NO.

Percent (%)

Marital status

 Single

93

25.3

193

26.2

 Married

266

72.3

536

72.8

 Divorced

9

2.4

7

1.0

Education

 < Primary school

34

9.2

38

5.2

 Middle school

123

33.4

214

29.1

 High school

107

29.1

214

29.1

 Complete university and above

104

28.3

270

36.7

Sex

 Male

177

48.1

354

48.1

 Female

191

51.9

382

51.9

Occupation

 Worker

59

16.0

111

15.1

 Farmer

46

12.5

119

16.2

 Merchant and commercial service

95

25.8

125

17.0

 Government staff

40

10.9

100

13.6

 Student

25

6.8

84

11.4

 Staff

38

10.3

100

13.6

 Other

65

17.7

97

13.2

  1. Note: 1) The people of divorced group included widowed and separated. 2) The other group in occupation included unemployed self-employed and others