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Table 3 Multivariable logistic regression analysis of influence of transactional sex on HIV- and STI diagnosis, and drug use (injection drug use, benzodiazepines)

From: Links between transactional sex and HIV/STI-risk and substance use among a large sample of European men who have sex with men

Variables

HIV diagnosis (ever)

STI diagnosis1

Injection drug use1

Use of benzodiazepines1

OR (95% CI)

aOR (95% CI)

OR

aOR

OR

aOR

OR

aOR

Transactional sex

 Neither frequent buying nor selling sex

Ref

 

Ref

 

Ref

 

Ref

 

 Frequent buying sex

1.50 (1.37–1.64)

0.85 (0.77–0.93)

1.20 (1.07–1.34)

0.87 (0.78–0.97)

1.40 (1.19–1.65)

1.20 (1.01–1.42)

1.50 (1.38–1.66)

1.37 (1.26–1.50)

 Frequent selling sex

2.33 (2.04–2.66)

1.60 (1.39–1.85)

3.86 (3.41–4.35)

1.75 (1.54–2.00)

6.40 (5.51–7.42)

3.17 (2.70–3.73)

2.47 (2.19–2.78)

2.13 (1.88–2.41)

Age: < 25

Ref

 

Ref

 

Ref

 

Ref

 

 25–39

5.34 (4.90–5.83)

4.83 (4.42–5.29)

1.68 (1.59–1.78)

1.31 (1.23–1.39)

1.26 (1.12–1-40)

1.00 (0.91–1.08)

1.27 (1.22–1.32)

1.17 (1.12–1.23)

 40 +

11.27 (10.27–12.20)

9.46 (8.65–10.35)

1.47 (1.38–1.56)

1.06 (0.99–1.13)

1.12 (1.05–1.20)

0.83 (0.76–0.92)

1.32 (1.26–1.39)

1.17 (1.11–1.23)

Number of sex partners1: 1

Ref

 

Ref

 

Ref

 

Ref

 

 2–10 sex partners

1.30 (1.23–1.37)

1.20 (1.13–1.27)

2.40 (2.23–2.58)

2.06 (1.91–2.22)

0.34 (0.31–0.37)

1.55 (1.40–1.72)

1.07 (1.03–1.11)

1.06 (1.02–1.11)

 11–50 sex partners

2.89 (2.73–3.04)

2.39 (2.25–2.53)

6.35 (5.91–6.83)

5.32 (4.93–5.73)

0.53 (0.49–0.57)

2.95 (2.65–3.28)

1.33 (1.27–1.40)

1.26 (1.20–1.33)

 50 + partners

7.51 (7.01–8.05)

5.76 (5.39–6.21)

14.86 (13.64–16.19)

11.94 (10.90–13.07)

2.37 (2.14–2.63)

6.10 (5.34–6.97)

1.85 (1.72–2.00)

1.63 (1.51–1.77)

Education: High

Ref

 

Ref

 

Ref

 

Ref

 

 Mid

0.98 (0.94–1.02)

1.28 (1.23–1.33)

0.83 (1.78–0.90)

0.98 (0.94–1.02)

1.12 (1.05–1.20)

1.22 (1.14–1.31)

0.83 (0.80–0.86)

0.88 (0.84–0.91)

 Low

1.34 (1.26–1.42)

1.58 (1.48–1.69)

0.82 (0.79–0.86)

1.10 (0.93–1.09)

1.26 (1.13–1.40)

1.37 (1.22–1.54)

1.04 (0.98–1.10)

1.08 (1.01–1.14)

  1. Legend: 1 = In the past 12 months. For explanation of education, see Table 1. STI diagnoses include syphilis, gonorrhea, Chlamydia. Injection drug use includes any use of heroin or crack cocaine or injection of any recreational drugs other than steroids
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BMC Infectious Diseases

ISSN: 1471-2334

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