Sexual behaviours in the past 2 months in patients with viral loads>1500 copies/mL during that time, by subgroups, 2014–2015 (n=1315; sexually active n=487)
| Sexually active (anal or vaginal intercourse), in total sample % (n/N) | Always used condom during anal or vaginal intercourse, among sexually active % (n/N) | Condomless anal or vaginal intercourse with HIV-positive partners only (serosorting), among sexually active % (n/N) | Condomless anal or vaginal intercourse with at-risk partners*, among sexually active % (n/N) | |
| Overall | 37.0 (487/1315) | 56.9 (277/487) | 29.2 (142/487) | 14.0 (68/487) |
| Gender/sexual orientation† | ||||
| Heterosexual men | 33.2 (139/419) | 69.8 (97/139) | 22.3 (31/139) | 7.9 (11/139) |
| MSM | 38.1 (189/496) | 39.7 (75/189) | 42.9 (81/189) | 17.5 (33/189) |
| Women | 39.5 (156/395) | 66.0 (103/156) | 19.2 (30/156) | 14.7 (23/156) |
| Age at time of study entry, years | ||||
| 18–35 | 54.3 (204/376) | 51.0 (104/204) | 31.9 (65/204) | 17.2 (35/204) |
| 36–50 | 35.1 (194/553) | 56.7 (110/194) | 30.9 (60/194) | 12.4 (24/194) |
| Over 50 | 23.1 (89/386) | 70.8 (63/89) | 19.1 (17/89) | 10.1 (9/89) |
| Race/ethnicity | ||||
| White, non-Hispanic | 35.5 (86/242) | 46.5 (40/86) | 37.2 (32/86) | 16.3 (14/86) |
| Black, non-Hispanic | 36.9 (301/815) | 61.1 (184/301) | 26.3 (79/301) | 12.6 (38/301) |
| Hispanic | 37.1 (85/229) | 52.9 (45/85) | 30.6 (26/85) | 16.5 (14/85) |
| Other | 51.7 (15/29) | 53.3 (8/15) | 33.3 (5/15) | 13.3 (2/15) |
| Injection drug use as HIV acquisition risk factor‡ | ||||
| No | 36.9 (434/1175) | 58.1 (252/434) | 29.0 (126/434) | 12.9 (56/434) |
| Yes | 37.9 (53/140) | 47.2 (25/53) | 30.2 (16/53) | 22.6 (12/53) |
| Recency of testing HIV positive (from time of study entry) | ||||
| 3–12 months | 40.0 (34/85) | 38.2 (13/34) | 38.2 (13/34) | 23.5 (8/34) |
| 13+ months | 36.8 (453/1230) | 58.3 (264/453) | 28.5 (129/453) | 13.3 (60/453) |
| Language of CASI | ||||
| English | 37.4 (460/1229) | 56.1 (258/460) | 29.8 (137/460) | 14.1 (65/460) |
| Spanish | 31.4 (27/86) | 70.4 (19/27) | 18.5 (5/27) | 11.1 (3/27) |
| Viral load (copies/mL) contemporaneous to sexual behaviour | ||||
| >1500–10 000 | 41.6 (173/416) | 59.5 (103/173) | 25.4 (44/173) | 15.0 (26/173) |
| 10 001–50 000 | 38.9 (160/411) | 53.1 (85/160) | 33.8 (54/160) | 13.1 (21/160) |
| 50 001 and higher | 31.6 (154/488) | 57.8 (89/154) | 28.6 (44/154) | 13.6 (21/154) |
| Currently taking ART§ | ||||
| No | 38.0 (193/508) | 47.2 (91/193) | 35.2 (68/193) | 17.6 (34/193) |
| Yes | 36.5 (294/806) | 63.3 (186/294) | 25.2 (74/294) | 11.6 (34/294) |
*At-risk partners were those perceived by study participant to be HIV-negative or of unknown serostatus at the time of the sexual activity.
†There were five transgender participants. They were omitted as a separate subgroup of the gender/sexual orientation variable, but were retained in the other variables in this table.
‡This does not reflect whether the patient is a current injection drug user.
§There was one case of missing data on this variable.
ART, antiretroviral therapy; CASI, computer-assisted self-interview; MSM, men who have sex with other men.