TABLE 1.

Descriptive profile of the study population (n = 520)

Demographic or clinical characteristicNo. of subjects (%)a
HIV seropositive (n = 337)HIV seronegative (n = 183)
Sex
    Female251 (74.5)140 (76.5)
    Male86 (25.5)43 (23.5)
Race
    African-American249 (74.0)118 (64.5)
    Other64 (19.1)44 (24.0)
    Caucasian23 (6.9)21 (11.5)
    Unknown1
Mean age ± SD (yr)17.6 ± 1.417.1 ± 1.2
Plasma viral load (median no. of copies/ml)7,800 (range, 80-700,000)
    <40084 (25.0)
    400-10,000129 (38.2)
    >10,000124 (36.8)
CD4+ T-cell count (median no. of cells/mm3)499 (range, 10-1,801)
    <20027 (8.1)
    200-499139 (41.9)
    >500166 (50.0)
    Unknown5
  • a Percentages are based on known data.