Table 2

Sociodemographic, lifestyle and HIV-related factors associated with sexual behaviours in the past 3 months among MSM diagnosed with HIV for at least 3 months (n=2189)

			Sexual activity in the past 3 months (n=2189 MSM)
	(1) Higher HIV risk CLS-D (n=93)		(2) Other CLS-D (n=264)		(3) CLS-C without CLS-D (n=479)		(4) Condom-protected sex only (n=556)		(5) No anal or vaginal sex (n=797)		p-value across groups 1–4 only
Mean age (SD) (N=2135)	42	(9.0)	46	(9.2)	43	(8.8)	45	(9.6)	49	(9.0)	0.020^ANOVA
Median years since HIV diagnosis (IQR) (N=2153)	5	(2–10)	10	(6–15)	8	(4–14)	9	(4–15)	12	(7–18)	<0.001^KW
	n	%	n	%	n	%	n	%	n	%
Ethnicity (N=2154)
White	80	87.9	230	88.8	428	90.3	477	87.5	713	90.8
Black, Asian, Mixed, Chinese or other	11	12.1	29	11.2	46	9.7	68	12.5	72	9.2	0.568
Place of birth (N=2189)
UK	60	64.5	181	68.6	328	68.5	357	64.2	576	72.3
Outside the UK	33	35.5	83	31.4	151	31.5	199	35.8	221	27.7	0.421
Education (N=2149)
None or up to A levels	54	60.0	138	53.1	245	51.7	292	53.4	470	60.4
University degree or above	36	40.0	122	46.9	229	48.3	255	46.6	308	39.6	0.549
Employment (N=2154)
Employed full or part-time	59	64.8	167	64.2	331	69.7	370	67.8	391	50.0
Unemployed or other (student, retired and carer)	32	35.2	93	35.8	144	30.3	176	32.2	391	50.0	0.455
Money for basic needs (N=2158)
Always	41	45.1	135	52.1	254	53.5	313	57.3	371	47.1
Mostly or sometimes	35	38.5	102	39.4	193	40.6	196	35.9	345	43.8
No	15	16.5	22	8.5	28	5.9	37	6.8	71	9.0	0.012(T)
Social support* (N=2170)
Highest	29	31.2	82	31.2	158	33.3	198	35.7	217	27.6
Medium	50	53.8	152	57.8	265	55.8	303	54.7	458	58.3
Lowest	14	15.1	29	11.0	52	10.9	53	9.6	110	14.0	0.467(T)
Stable partner HIV serostatus (N=2189)
No stable partner	45	48.4	108	40.9	172	35.9	241	43.3	419	52.6
HIV-positive stable partner	15	16.1	41	15.5	253	52.8	80	14.4	121	15.2
HIV-serodifferent status stable partner	33	35.5	115	43.6	54	11.3	235	42.3	257	32.2	<0.001
Recreational drug use in past 3 months (N=2189)
No	23	24.7	90	34.1	146	30.5	264	47.5	555	69.6
Yes	70	75.3	174	65.9	333	69.5	292	52.5	242	30.4	<0.001
Polydrug use in past 3 months (N=2189)
0–3 drugs	68	73.1	192	72.7	320	66.8	496	89.2	767	96.2
≥4 drugs	25	26.9	72	27.3	159	33.2	60	10.8	30	3.8	<0.001
Possible harmful/hazardous alcohol consumption† (N=2189)
No	67	72.0	211	79.9	406	84.8	466	83.8	673	84.4
Yes	26	28.0	53	20.1	73	15.2	90	16.2	124	15.6	0.014
ART status (N=2178)
On ART	35	38.0	263	100.0	395	82.6	472	85.2	723	91.4
Not on ART	57	62.0	0	-	83	17.4	82	14.8	68	8.6	–
Clinic-recorded viral load‡ (N=2175)
>50 c/mL	90	96.8	0	-	127	26.6	130	23.5	134	17.0	–
>200 c/mL	72	77.4	0	-	107	22.4	103	18.7	104	13.2

p Values by χ² test unless otherwise specified (analysis of variance (ANOVA), Kruskal-Wallis rank test (KW), χ² test for linear trend (T)); CLS, condomless sex; CLS-D, CLS with HIV-serodifferent (HIV-negative or HIV-unknown status) partners; higher HIV risk CLS-D, CLS-D plus either not being on antiretroviral therapy (ART) or having latest clinic-recorded viral load >50 c/mL; CLS-C, CLS with HIV-seroconcordant (other HIV-positive) partners; p Values for ART status and viral load comparisons not shown as these differ by definition across groups of sexual behaviour in the past 3 months.
*Duke-UNC Functional Social Support Questionnaire scores: 21–25, highest; 13–20, medium; and 0–12, lowest.
†Score≥6 on modified WHO AUDIT-C (first two questions only).
‡Latest value available to participant at the time of the questionnaire.
MSM, men who have sex with men