Table 5. Characteristics of the five individuals who seroconverted despite their HIV-positive spouse receiving ART among study of HIV discordant couples in rural Yunnan, China, 2009–2011.

Characteristics*	Subject 1		Subject 2		Subject 3		Subject 4		Subject 5
	Baseline	Follow-up	Baseline	Follow-up	Baseline	Follow-up	Baseline	Follow-up	Baseline	Follow-up
Variables of seroconverted spouses
Age (years)	38	39	34	34	33	34	37	38	36	37
Gender	Female		Male		Female		Female		Female
Education	Illiterate or primary		Junior/middle or high		Illiterate or primary		Illiterate or primary		Illiterate or primary
Frequency of sex† (times per month)	3	3	15	4	7	6	5	7	2	10
Consistent condom use‡	Yes	No	Yes	No	No	No	Yes	No	Yes	No
Syphilis serostatus	Negative	Negative	Negative	Negative	Negative	Negative	Negative	Negative	Negative	Negative
HSV-2 serostatus	Negative	Negative	Negative	Negative	Positive	Positive	Negative	Negative	Positive	Positive
Variables of HIV-positive spouses (Index Cases)
Syphilis serostatus	Negative	Negative	Negative	Negative	Negative	Negative	Negative	Negative	Negative	Negative
HSV-2 serostatus	Negative	Negative	Negative	Negative	Positive	Positive	Negative	Negative	Negative	Negative
Antiretroviral treatment§	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
CD4+ T cell count (cells/µl)	382	391	470	282	259	329	380	311	111	82
Plasma HIV viral load (copies/ml)	11,000	760,000	12,000	14,000	43,000	<LDL	67,000	<LDL	<LDL	500,000

LDL: lower detection limit, which for this study was 50 copies/ml.

^*All 5 seroconverters answered no to commercial sex, non-commercial sex, and injection drug use questions for both lifetime and most recent 12-month time periods, thus this data was not included in the table.

^†Frequency of sex variable related to sex with spouses within the past 12 months.

^‡Consistent condom use variable related to sex with spouses within the past 12 months.

^§All HIV-positive spouses of the 5 seroconverters were on ART already at baseline.