Table 1.

Descriptive statistics for study population.

Characteristic	HIV-negative (n = 28)	HIV-1 subtype D (n = 42)
Age, median (years, range)	36 (22–48)	31 (19–54)
Sex, no (percentage)
Female	14 (50%)	28 (67%)
Male	14 (50%)	14 (33%)
CD4+ T-cell absolute count, median (cells/μl, range)	1013 (527–1659)	475 (85–1336)
Viral load, median (copies/ml, range)a	NA	54 157 (562–1 484 450)

NA, not applicable.

^aViral load measured by Roche Amplicor Monitor v1.5, limit of detection 400 copies/ml.