Table 1.

HCV Prevalence and Demographics of IDUs in St. Petersburg

	n	HCV-Seropositive	p-value
Study Participants	387	366 (95%)	--
Sex
Male	285	273 (96%)	0.07
Female	101	92 (91%)
Age
≤25 years	127	119 (94%)	0.60
>25 years	260	247 (95%)
Injected in the past 30 days
Yes	342	331 (97%)	<0.01
No	36	26 (72%)
Age at first injection
≤18 years	184	179 (97%)	0.02
>18 years	200	184 (92%)
Duration of injection drug use
≤5 years	106	92 (87%)	<0.01
>5 years	280	273 (98%)
Number of injections, past 30 days
< 30 / month	260	241 (93%)	0.03
≥30 / month	118	116 (98%)
Number injection partners, past 6 months
≤2	162	150 (93%)	0.20
>2	208	192 (96%)
New injection partner, past 30 days
Yes	112	108 (96%)	0.20
No	228	199 (93%)
Unsafe injection, past 30 days
Yes	253	245 (97%)	<0.01
No	112	101 (90%)
HIV positive
Yes	193	188 (97%)	0.014
No	194	178 (92%)