Needle and syringe sharing practices of injecting drug users participating in an outreach HIV prevention program in Tehran, Iran: A cross-sectional study

Table 1 Association between having received ≥ 7 syringes/week from the outreach program and related behavioral characteristics

Characteristics	Total No. (%)	Received < 7 syringes per week from the program	Received ≥ 7 syringes per week from the program	Crude odds ratio (95% CI)	P value^a	Adjusted odds ratio (95% CI)	P value
Overall	105	37	68	-	-	-	-
Did not share needle/syringe during last month	90 (85.7)	24 (64.9)	66 (97.1)	17.87 (3.75–85.08)	0.000	14.36 (2.30–89.56)	0.004
Did not share a cooker at last injection	37 (35.2)	11 (29.7)	26 (38.2)	1.46 (0.62–3.45)	0.383	0.65 (0.20–2.08)	0.468
Used condom at last sex/never had sex	40 (38.1)	14 (37.8)	26 (38.2)	1.01 (0.44–2.32)	0.968	0.67 (0.22–2.06)	0.488
Know HIV can be transmitted through shared needle/syringe	101 (96.2)	36 (97.3)	65 (95.6)	0.60 (0.06–6.00)	1.000^b	1.98 (0.14–26.43)	0.605
Ever tested for HIV	63 (60.0)	22 (59.5)	41 (60.3)	1.03 (0.45–2.34)	0.934	0.62 (0.20–1.96)	0.424

Variables shown in this table are controlled for age, ethnicity, marital status, educational levels, recruitment site, length of residency in the area, length of lifetime drug injecting, size of drug use network, and frequency of daily drug injecting.
^aP values based on chi-square test of proportions unless otherwise specified.
^bTwo-tailed Fisher exact test. OR, odds ratio; CI, confidence interval.

ISSN: 1477-7517