TABLE 3.

Syringe acquisition sources among drug injectors in Newark, NJ, and New York City, by city of recruitment, 2004–2006

	Total, N (%)	Newark, N (%)	NYC, N (%)	OR (95% CI)	AOR (95% CI)a	p value
Total	526 (100)	214 (40.7)	312 (59.3)
Legal new sterile syringe acquisition sources
By going to a SEP yourself
No	331 (62.9)	212 (99.1)	119 (38.1)	0.01 (0.001–0.02)	0.01 (0.001–0.03)	<0.0001
Yes	195 (37.1)	2 (0.9)	193 (61.9)
From someone else who went to SEP
No	482 (91.6)	212 (99.1)	270 (86.5)	0.06 (0.01–0.25)	0.11 (0.02–0.55)	0.0072
Yes	44 (8.4)	2 (0.9)	42 (13.5)
From SEP by yourself or others
No	316 (60.1)	210 (98.1)	106 (34.0)	0.01 (0.004–0.03)	0.01 (0.004–0.04)	<0.0001
Yes	210 (39.9)	4 (1.9)	206 (66.0)
From a pharmacy
No	369 (70.2)	207 (96.7)	162 (51.9)	0.04 (0.02–0.08)	0.03 (0.01–0.07)	<0.0001
Yes	157 (29.8)	7 (3.3)	150 (48.1)
From SEP or pharmacy
No	227 (43.2)	204(95.3)	23 (7.4)	0.004 (0.002–0.01)	0.004 (0.001–0.01)	<0.0001
Yes	299 (56.8)	10 (4.7)	289 (92.6)
Illegal “new” syringe acquisition sources
From a person selling syringes on the street
No	361 (68.6)	59 (27.6)	302 (96.8)	79.31 (39.48–159.3)	74.02 (29.9–183.2)	<0.0001
Yes	165 (31.4)	155 (72.4)	10 (3.2)
From a friend or relative with syringes
No	469 (89.2)	169 (79.0)	300 (96.2)	6.66 (3.43–12.93)	5.44 (2.31–12.85)	0.0001
Yes	57 (10.8)	45 (21.0)	12 (3.8)
From other sources
No	503 (95.6)	203 (94.9)	300 (96.2)	1.35 (0.59–3.13)	1.96 (0.61–6.31)	0.2576
Yes	23 (4.4)	11 (5.1)	12 (3.8)
Any illegal new syringes acquisition
No	296 (56.3)	15 (7.0)	281 (90.1)	120.3 (63.24–228.7)	117.1 (47.88–286.33)	<0.0001
Yes	230 (43.7)	199 (93.0)	31 (9.9)

^aAOR adjusted by age, race/ethnicity, income, years since initiated injecting, currently in drug dependence treatment, number of times injected in past 30 days, injected heroin in past 30 days, injected speedball in past 30 days, used noninjection cocaine in past 30 days, the most frequent injecting location is participant’s own residence, and self-reported being HIV infected