Table 3.
Prevalence of TDR Associated With Patient Characteristics, With Absolute Differences in TDR Prevalence Estimated With Binomial Regression Using an Identity Link
| Patient Characteristic | TDR, No. (%) | No TDR, No. (%) | Prevalence Difference (95% CI), % |
|---|---|---|---|
| Sex | |||
| Male, MSM | 108 (14) | 671 (86) | Ref |
| Male, not MSM | 28 (9) | 269 (91) | –4.4 (–8.6 to –0.3)a |
| Female | 44 (10) | 403 (90) | –4.0 (–7.7 to –0.3)a |
| Age, y | |||
| <20 | 13 (23) | 43 (77) | Ref |
| 20–29 | 52 (11) | 421 (89) | –12.2 (–23.6 to –0.8)a |
| 30–39 | 61 (13) | 395 (87) | –9.8 (–21.3 to 1.7) |
| 40–49 | 47 (11) | 392 (89) | –12.5 (–23.9 to –1.1)a |
| ≥50 | 26 (11) | 208 (89) | –12.1 (–23.9 to –0.3)a |
| Race | |||
| White | 68 (15) | 386 (85) | Ref |
| Black | 113 (11) | 911 (89) | –3.9 (–7.7 to –0.1)a |
| Hispanic or other | 18 (10) | 162 (90) | –5.0 (–10.5 to 0.5) |
| Transmission cluster | |||
| In cluster | 149 (14) | 935 (86) | 5.0 (1.9 to 8.1)a |
| Not in cluster | 50 (9) | 524 (91) | Ref |
| Median CD4 cell count (IQR) | 331 (147–505) | 277 (72–459) | 0.7 (0.04 to 1.4)a per 100 cells/mm3 |
| Median log10 viral load (IQR) | 4.79 (4.13–5.22) | 4.81 (4.16–5.32) | –1.3 (–3.2 to 0.6) per log10 copies/mL |
Abbreviations: CI, confidence interval; IQR, interquartile range; MSM, men who have sex with men; TDR, transmitted drug resistance.
a P < .05.