Table 1: HIV case characteristics.

Characteristics

Age (years)35.624–62
Male/female36/60
Mode of transmission
 Sexual contact41
 IV drug user55
Clinical stage of the disease (CDC)
 A118
 A226
 A32
 B19
 B213
 B37
 C14
 C2 8
 C38
Antiviral treatment
 Yes39
 No57
HIV RNA viral load >250 copies/ml
 yes57
 No39
HIV RNA load, average copies/ml39925.9
CD4 cell count/ml413.9
Long-term nonprogressors53
Rapid progressors46