. 2018 May;108(5):652–658. doi: 10.2105/AJPH.2018.304321

TABLE 1—

HIV Prevalence, Prevalence of Undiagnosed HIV, and Proportion of Undiagnosed HIV, by Demographic Characteristics, in an Emergency Department Population in New York City: 2015

		HIV-Infected			HIV Prevalence		Prevalence of Undiagnosed HIV		Proportion of Undiagnosed HIV
Characteristic	Total No. (Column %)	Diagnosed, No.	Undiagnosed, No.	Subtotal, No.	No. Infected/Total No., % (95% CI)	P	No. Undiagnosed/Total No., % (95% CI)	P	No. Undiagnosed/Total No. HIV Infected, % (95% CI)	P
Total	4990 (100.0)	238	12	250	5.0 (4.4, 5.7)		0.2 (0.1, 0.4)		4.8 (2.5, 8.2)
Gender
Male	1926 (38.6)	131	7	138	7.2 (6.1, 8.4)		0.4 (0.2, 0.8)		5.1 (2.1, 10.2)
Female	3064 (61.4)	107	5	112	3.7 (3.0, 4.4)	< .001	0.2 (0.0, 0.4)	.17	4.5 (1.5, 10.1)	.82
Age, y
21–29	795 (15.9)	18	2	20	2.5 (1.5, 3.9)		0.2 (0.0, 0.6)^a		6.4 (1.3, 17.5)^a
30–39	768 (15.4)	26	1	27	3.5 (2.3, 5.1)	.25	0.2 (0.0, 0.6)^a		6.4 (1.3, 17.5)^a
40–49	783 (15.7)	50	3	53	6.8 (5.1, 8.8)	< .001	0.4 (0.2, 0.8)^a	.29^a	4.9 (2.0, 9.8)^a	.69^a
50–59	984 (19.7)	86	4	90	9.2 (7.4, 11.1)	< .001	0.4 (0.2, 0.8)^a	.29^a	4.9 (2.0, 9.8)^a	.69^a
60–69	840 (16.8)	49	0	49	5.8 (4.4, 7.6)	.001	0.1 (0.0, 0.4)^a	.61^a	3.3 (0.4, 11.5)^a	.47^a
70–79	566 (11.3)	8	2	10	1.8 (0.8, 3.2)	.36
80–85	254 (5.1)	1	0	1	0.4 (0.0, 2.2)	.07
Race/ethnicity
Black	1605 (32.2)	110	5	115	7.2 (6.0, 8.5)		0.3 (0.0, 0.7)		4.4 (1.4, 9.9)
Hispanic	2663 (53.4)	106	5	111	4.2 (3.4, 5.0)	< .001	0.2 (0.1, 0.4)	.42	4.5 (1.5, 10.2)	.95
White	318 (6.4)	9	0	9	2.8 (1.3, 5.3)	.006	0.0 (0.0, 1.1)	> .99	0.0 (0.0, 33.6)	> .99
Other or unknown	404 (8.1)	13	2	15	3.7 (2.1, 6.1)	.01	0.5 (0.1, 1.8)	.58	13.3 (1.7, 40.5)	.16

Note. CI = confidence interval.

^{^a}

Age groups 21–29 and 30–39 years, 40–49 and 50–59 years, and 60–69, 70–79, and 80–85 years were collapsed because of the small number of undiagnosed HIV infections.