Table 4.

adjusted odds ratio for risk behaviors of PWID, Kermanshah, Iran 2015.

	Class of risk behaviors*
Variable	Moderate AOR**(CI)	High risk AOR(CI)
Age(>30)	1.23(0.62–2.35)	1.7(0.42–2.83)
Education (<high school)	4.38 (2.72–10.62)	4.38 (2.72–10.62)
Monthly income(<150)	3.0 (1.7, 5.5)	3.7 (1.7, 5.8)
Homeless	2.6 (1.4, 5.7)	4.5(1.44–8.22)
Methamphetamine use	3.2 (1.74–6.52)	3.65 (1.74–7.64)
Age at first drug injection, (<25) year	2.7(1.8–6.87)	3.5(1.2–7.42)
Regular Visit to Needle and Syringe Program	0.50 (0.23–92)	0.41( 0.20–0.81)

^*Reference group: low risk class

^**Odds Ratio and 95% Confidence Interval