TABLE 1—

Changes in Risk and Protective Behaviors in Male Injection Drug Users Who Have Sex With Men and in Other Male Injection Drug Users: New York City, 1990–1999

	1990–1994			1995–1999
	n		%	n		%	OR	95% CI
Injection behaviors
Risk
Distributive syringe sharing
MSM	110		53.64	58		34.48	0.46	0.24, 0.88
Other men	1476		42.95	900		30.78	0.59	0.50, 0.70
OR		1.54			1.18
95% CI		1.04, 2.26			0.68, 2.07
Receptive syringe sharing
MSM	110		52.73	58		41.38	0.63	0.33, 1.20
Other men	1477		35.00	901		28.63	0.74	0.62, 0.89
OR		2.07			1.76
95% CI		1.41, 3.04			1.03, 3.01
Protective
Use of needle exchange
MSM	110		20.91	58		56.90	4.99	2.55, 9.78
Other men	1470		25.31	901		46.84	2.60	2.19, 3.09
OR		0.78			1.50
95% CI		0.49, 1.25			0.88, 2.55
Sexual behaviors
Risk
Received money, goods, or drugs for sex with a woman
MSM	111		5.41	27		7.41	1.40	0.27, 7.35
Other men	1472		2.17	672		1.79	0.82	0.42, 1.60
OR		2.57			4.40
95% CI		1.08, 6.10			1.06, 18.23
Gave money or drugs for sex with a woman (1992–1999)
MSM	35		11.43	27		22.22	2.21	0.56, 8.72
Other men	670		15.07	677		16.84	1.14	0.85, 1.53
OR		0.73			1.41
95% CI		0.25, 2.10			0.56, 3.56
Protective
Started or increased condom use
MSM	35		62.86	51		58.82	0.84	0.35, 2.05
Other men	645		45.43	844		53.55	1.38	1.13, 1.70
OR		2.03			1.24
95% CI		1.02, 4.06			0.70, 2.20

Note. OR = odds ratio; CI = confidence interval; MSM = men who have sex with men.