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Table 2 Bivariate and multivariable GEE analyses of factors associated with unprotected sex in L6Ma (n = 1,026)

From: Substance use patterns and unprotected sex among street-involved youth in a Canadian setting: a prospective cohort study

Characteristic

Unadjusted

Adjusted

Odds Ratio (95 % CI)

Odds Ratio (95 % CI)

Female gender

  

 (yes vs. no)

1.54 (1.25-1.90)***

1.46 (1.18-1.81)**

Age

  

 (≥median vs. <median)

0.78 (0.64-0.95)*

 

Caucasian ancestry

  

 (yes vs. no)

1.32 (1.08-1.61)*

1.38 (1.13-1.68)**

Stable relationship

  

 (yes vs. no)

3.11 (2.63-3.68)***

4.64 (3.82-5.65)***

Homelessness in L6Ma

  

 (yes vs. no)

1.16 (1.02-1.32)*

1.15 (0.99-1.33)

Any crystal meth use in L6Ma,b

  

 (yes vs. no)

1.20 (1.03-1.40)*

1.21 (1.03-1.43)*

Any cocaine use in L6Ma,b

  

 (yes vs. no)

1.43 (1.24-1.64)***

1.20 (1.02-1.41)*

Any heroin use in L6Ma,b

  

 (yes vs. no)

0.90 (0.77-1.05)

 

Any crack use in L6Ma,b

  

 (yes vs. no)

1.07 (0.94-1.23)

 

Any marijuana use in L6Ma

  

 (yes vs. no)

1.37 (1.17-1.60)***

1.23 (1.02-1.49)*

Any ecstasy use in L6Ma

  

 (yes vs. no)

1.41 (1.19-1.67)***

1.23 (1.01-1.48)*

Any alcohol use in L6Ma

  

 (yes vs. no)

1.45 (1.26-1.68)***

1.31 (1.11-1.55)**

Binge drug use in L6Ma,b

  

 (yes vs. no)

1.13 (0.99-1.30)

 

Injection drug use in L6Ma

  

 (yes vs. no)

1.00 (0.85-1.16)

 

Multiple sex partners in L6Ma

  

 (>1 vs. ≤ 1)

1.86 (1.60-2.17)***

2.60 (2.18-3.10)***

Sex work in L6Ma

  

 (yes vs. no)

1.19 (0.92-1.55)

 
  1. Notes:
  2. a‘L6M’ refers to behaviours and activities occurring in the last six months
  3. bRefers to injection or non-injection use
  4. *significant at p < 0.05; ** significant at p < 0.005; *** significant at p < 0.001