Trial participation disclosure and gel use behavior in the CAPRISA 004 tenofovir gel trial

Figures & data

Table 1. Participant demographics and baseline sexual behavior.

Variable	HIV+ participants (n = 72)	HIV– participants (n = 205)
Demographic characteristics
Mean age (years)	22.7	24.2
Monthly income <R1000 (R = South African Rand)	76.3%	83.4%
Married	2.7%	6.3%
Stable partner	94.4%	89.2%
Sexual behavior at baseline
Mean age at sexual debut (years)	17.1	17.4
Mean number sexual partners (lifetime)	2.9	3.0
Mean age of oldest partner (years, past 30 days)	26.0	27.9
Reported sex in the past 7 days	54.1%	62.4%
Always use condom during sex	33.3%	32.6%
New partner (past 30 days)	0.0%	1.4%
Anal sex (past 30 days)	0.0%	0.4%

Table 2. Results of regression analyses.

Adherence level regressed on communication with a partner
		Adherence level			Cumulative logistic regression
Communication with partner	Participants (n = 271)	Low	Moderate	High	OR Lower → higher
No	63 (23%)	14%	33%	52%	1.04
Yes	208 (77%)	14%	35%	51%	[95% CI: 0.606, 1.783]
HIV status regressed on communication with a partner
			HIV		Logistic regression
Communication with partner	Participants (n = 277)		No	Yes	OR
No	67 (24%)		73%	27%	0.94
Yes	210 (76%)		74%	26%	[95% CI: 0.506, 1.756]