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Table 1 Demographic characteristics of female sex workers in the follow-up cohort study.

From: Mobility, risk behavior and HIV/STI rates among female sex workers in Kaiyuan City, Yunnan Province, China

Demographics

Recruited in the cohort study

P value

  

Yes (N = 270)

No (N = 467)

 

Age (years)

16-20

76 (28.2)

149 (31.9)

0.0388

 

21-25

84 (31.1)

171 (36.6)

 
 

26-52

110 (40.7)

147 (31.5)

 

Nationality

Han

190 (70.4)

302 (64.7)

0.1134

 

Other

80 (29.6)

165 (35.3)

 

Registered permanent residence

Kaiyuan city

123 (45.6)

174 (37.3)

0.0826

 

Other cities in Yunnan

100 (37.0)

195 (41.7)

 
 

Outside Yunnan

47 (17.4)

98 (21.0)

 

Education level

< 9 years

133 (49.3)

254 (54.4)

0.1790

 

≥9 years

137 (50.7)

213 (45.6)

 

Marital status

Married or cohabitation

85 (31.5)

140 (30.0)

0.6695

 

Single, separated, divorced, or widowed

185 (68.5)

327 (70.0)

 

Earnings per sex

≤$7

44 (16.3)

65 (13.9)

0.6586

 

$7~$14

128 (47.4)

232 (49.7)

 
 

> $14

98 (36.3)

170 (36.4)

 

Entertainment venue

Lower risk

163 (60.4)

295 (63.2)

0.4504

 

Higher risk

107 (39.6)

172 (36.8)

 

Drug use (ever)*

Non-drug user

207 (76.7)

410 (87.8)

< .0001

 

Non-injection illegal drug user

22 (8.2)

29 (6.2)

 
 

Injection drug user

41 (15.2)

28 (6.0)

 

HIV*

Negative

223 (82.6)

438 (93.8)

< .0001

 

Positive

47 (17.4)

29 (6.2)

 

Syphilis

Negative

246 (91.1)

436 (93.4)

0.2626

 

Positive

24 (8.9)

31 (6.6)

 

N. gonorrhoeae

Negative

247 (91.5)

429 (91.9)

0.8563

 

Positive

23 (8.5)

38 (8.1)

 

C. trachomatis

Negative

206 (76.3)

340 (72.8)

0.2973

 

Positive

64 (23.7)

127 (27.2)

 

T. vaginalis

Negative

241 (89.3)

418 (89.5)

0.9159

 

Positive

29 (10.7)

49 (10.5)

 

HSV-2

Negative

75 (27.8)

160 (34.3)

0.0688

 

Positive

195 (72.2)

307 (65.7)

 
  1. *All self-reported drug users, urine drug positive subjects, or HIV positive subjects from the baseline survey were recruited into the cohort study.