Table.

Demographics, risk factors, and STIs in individuals with known and newly diagnosed HIV infection

Demographics and risk factors	Total	N= 89, %	Known HIV, N =68	76%	New HIV N=21	24%	χ2	P
Age, y (mean 37, SD 12)
Younger than 37	43	48	25	37%	18	86%	15.3	<0.001
Older than 37	46	52	43	63%	3	14%
Sex
Male	82	92	65	96%	17	80%	4.74	0.05
Female	7	8	3	4%	4	20%
Sexual modalities
Same sex	68	76	55	80%	13	62%	3.2	0.07
Opposite sex	21	24	13	20%	8	28%
No. partners in prior 2 mo (mean 2.3, SD 5.9)
<2	15	17	56	82%	18	86%	0.22	0.42
>2	74	83	12	28%	3	14%
No. partners in prior year (mean 6.2, SD 12.8)
<6	18	20	13	19%	5	24%	0.21	0.42
>6	71	80	55	81%	16	76%
Condom use in last sex act	42	47	49	55%	7	35%	2.5	0.09
STIs
History, excluding HIV	67	75	55	81%	13	62%	3.57	0.06
STI-related symptoms	16	18	11	16%	5	23%	0.22	0.42
Current STI	50	56	42	63%	7	33%	5.83	0.01
Current infection, chlamydia	10	11	7	10%	3	14%	0.25	0.43
Current infection, gonorrhea	9	10	8	12%	1	5%	0.86	0.35
Current infection, infectious syphilis	26	29	24	35%	2	9%	5.15	0.01
Currently in medical care	58	31	56	82%	3	14%	31.19	<0.001

Bold type indicates statistical significance. HIV, human immunodeficiency virus; SD, standard deviation; STI, sexually tranmitted infection.