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Table 3 Associations between substance use practices and unprotected sex for IDUs and non-IDUs

From: Comparing sexual risks and patterns of alcohol and drug use between injection drug users (IDUs) and non-IDUs who report sexual partnerships with IDUs in St. Petersburg, Russia

 

All participants

N = 396

IDUs

n = 331

Non-IDUS

n = 65

 

uOR

aOR*4

uOR

aOR*4

uOR

aOR*4

Male

0.8 (0.5-1.2)

 

1.0 (0.5-1.3)

 

1.1 (0.4-3.3)

 

HIV

1.1 (0.7-1.8)

 

1.2 (0.7-2.0)

 

(insufficient n)

 

Log age

1.5 (0.6-3.7)

 

1.3 (0.4-3.9)

 

4.6 (0.5-45.8)*

 

Married/partnered

2.5 (1.6-3.9)***

2.5 (1.5-4.1)***

2.7 (1.7-4.5)***

2.4 (1.4-4.1)

1.9 (0.5-7.9)

 

Any casual partner

0.9 (0.6-1.4)

 

0.8 (0.5-1.3)

 

0.7 (0.2-2.8)

 

Injection drug use last 6 months

0.6 (0.3-1.1)**

0.4 (0.2-0.7)***

-

 

-

 

Meth use, injected or not, last 30 days *1

1.9 (1.0-3.5)**

2.0 (1.1-3.9)**

1.9 (1.0-3.6)**

2.0 (1.0-3.9)***

2.8 (0.3-24.7)

 

Injected > 20 times/month

-

 

1.0 (0.7-1.6)

 

-

 

Unsafe injection last 30 days

-

 

2.1 (1.2-3.7)***

 

-

 

Risky alcohol use*2

1.1 (0.7-1.8)

 

0.9 (0.5-1.4)

 

6.7 (1.4-31.4)**

6.7 (1.4-31.4)**

Had sex when high on drugs or alcohol*3

3.7 (2.3-5.8)***

3.8 (2.4-6.3)***

4.8 (2.8-8.1)***

4.6 (2.7-7.8)***

1.8 (0.6-5.5)

 
  1. * p< = 0.2
  2. ** p < = 0.05
  3. *** p < = 0.01
  4. *1 99% of methamphetamine use was in the form of injection among IDUs
  5. *2 determined by an at-risk AUDIT-C score
  6. *3 had sex while participant or partner or both were drunk or high
  7. *4 also controlled for education, employment, homelessness, incarceration, living with family and having legal income. These variables were not significant