TABLE 2.
Comparison Study Population Characteristics by Infecting HIV-1 Viral Subtype
| HIV-1 viral subtype | ||||||
|---|---|---|---|---|---|---|
| Characteristic | All (N = 312) | A (n = 49) | D (n = 186) | R (n = 59) | M (n = 18) | P |
| Age (yrs) | ||||||
| 16–29 | 175 (56.1%) | 34 (19.4%) | 94 (53.7%) | 36 (20.6%) | 11 (6.3%) | |
| 30–39 | 92(29.5%) | 9 (9.8%) | 66 (71.4%) | 13 (14.1%) | 4 (4.3%) | |
| 40+ | 45(14.4%) | 6 (13.3%) | 26 (57.8%) | 10 (22.2%) | 3 (6.7%) | 0.16 |
| Sex | ||||||
| Male | 127 (40.7%) | 20 (15.7%) | 70 (55.1%) | 29 (22.8%) | 8 (6.3%) | |
| Female | 185 (59.3%) | 29 (15.7%) | 116 (62.7%) | 30 (16.2%) | 10 (5.4%) | 0.46 |
| Baseline CD4+ (cells/μL) | ||||||
| Mean (SD) | 563 (240.5) | 632 (275.0) | 537 (230.1) | 568 (236.5) | 632 (228.5) | 0.05 |
| No. of CD4 measurements | ||||||
| Mean (SD) | 4.4 (1.6) | 5.1 (1.6) | 4.8 (1.6) | 5.1 (1.7) | 3.9 (0.8) | 0.11 |
| Median (IQR) | 4(3–5) | 5 (4–6) | 5 (4–6) | 5 (4–6) | 4 (3–5) | 0.12 |
| Plasma HIV RNA (log10) | ||||||
| Mean (SD) | 4.69 (0.72) | 4.69 (0.69) | 4.75 (0.73) | 4.62 (0.66) | 4.84 (0.57) | 0.75 |
| Median (IQR) | 4.76 (4.23–5.27) | 4.59 (4.35–5.16) | 4.84 (4.22–5.37) | 4.73 (4.15–5.15) | 4.85 (4.43–5.12) | 0.20 |