Skip to main content

Table 3 Unadjusted and adjusted analysis of factors associated with HIV infection

From: Migrant female sex workers working at the Sino-Vietnamese border for a short time have a higher risk of HIV transmission: a consecutive cross-sectional study

Independent variables

HIV infection (N = 22, %)

OR (95% CI)

P value

Adjusted OR (95% CI)

P value

Types of working venues

 Low-level

22 (100.0)

Referent

 

Referent

 

 Medium-level

0 (0.0)

NA

0.991

NA

0.990

 High-level

0 (0.0)

NA

0.997

NA

0.997

 Current age (years)

22 (100.0)

1.03 (0.98, 1.08)

0.201

1.01 (0.94, 1.09)

0.760

Marital status

 Unmarried/divorced/widowed

7 (31.8)

Referent

 

Referent

 

 Married/cohabiting

15 (68.2)

0.80 (0.33, 1.99)

0.637

0.60 (0.21, 1.71)

0.337

Nationality

 Chinese

2 (9.1)

Referent

 

Referent

 

 Vietnamese

20 (90.9)

16.28 (3.79, 69.88)

< 0.001

6.70 (1.16, 38.77)

0.034

Years of education

 ≤ 9

21 (95.5)

Referent

 

Referent

 

 > 9

1 (4.5)

0.41 (0.06, 3.05)

0.382

1.72 (0.18, 16.70)

0.639

Total duration of sex work (months)

22 (100.0)

1.00 (0.99, 1.01)

0.394

1.01 (0.99, 1.02)

0.189

Age when they first engaged in commercial sex work (years)

 < 18

1 (4.5)

Referent

 

Referent

 

 ≥ 18

21 (95.5)

0.54 (1.86, 4.08)

0.548

0.03 (0.01, 0.57)

0.020

Average charge per sex transaction (RMB)

22 (100.0)

0.96 (0.95, 0.98)

< 0.001

0.97 (0.95, 0.99)

0.017

Length of sex work in current location (months)

 ≥ 6

14 (63.6)

Referent

 

Referent

 

 < 6

8 (36.4)

1.06 (0.44, 2.53)

0.905

0.67 (0.21, 2.11)

0.491

The level of HIV-related knowledge

 High-level

16 (92.7)

Referent

 

Referent

 

 Low-level

6 (27.3)

5.61 (2.15, 14.65)

< 0.001

1.27 (0.38, 4.28)

0.704

Consistent condom use in past month

 Yes

14 (63.6)

Referent

 

Referent

 

 No

8 (36.4)

4.43 (1.83, 10.70)

0.001

1.52 (0.50, 4.66)

0.465

The number of male clients in the past month

 ≤ 30

4 (18.2)

Referent

 

Referent

 

 > 30

18 (81.8)

3.48 (1.17, 10.32)

0.025

1.21 (0.35, 4.18)

0.760

Had regular male clients in the past month

 Yes

9 (40.9)

Referent

 

Referent

 

 No

13 (59.1)

2.63 (1.12, 6.19)

0.027

3.26 (1.14, 9.29)

0.027

Had a history of male clients used aphrodisiacs

 No

18 (81.8)

Referent

 

Referent

 

 Yes

4 (18.2)

3.13 (1.04, 9.41)

0.042

2.51 (1.59, 3.94)

0.503

Lifetime illicit drug use

 Yes

0 (0.0)

Referent

 

Referent

 

 No

22 (100.0)

NA

1.000

NA

1.000

Received free condoms distribution and education/HIV counselling and testing program in the past year

 Yes

20 (90.9)

Referent

 

Referent

 

 No

2 (9.1)

2.84 (0.65, 12.44)

0.167

1.66 (0.27, 10.04)

0.581

Participated in peer education in the past year

 No

12 (54.5)

Referent

 

Referent

 

 Yes

10 (45.5)

0.47 (0.20, 1.09)

0.078

0.33 (0.11, 10.04)

0.058

  1. NA not applicable