Table 4.
Multivariate Logistic Regression (RNA model)a
| Variable | OR (95% CI) | P-value |
|---|---|---|
| Visitb | 1.37 (1.21-1.54) | < 0.0001 |
| Diabetes | ||
| No | 1.00 | |
| Yes | 5.86 (2.45-14.0) | < 0.0001 |
| ARV therapy | ||
| None | 1.00 | 0.002c |
| Mono/Combo | 0.67 (0.22-2.10) | |
| HAART | 0.30 (0.15-0.63) | |
| HIV-1 RNA in plasma | ||
| < 1000 | 1.00 | < 0.0001c |
| 1000-9999 | 5.47 (2.61-11.5) | |
| 10,000+ | 43.4 (18.8-100) | |
| Decayed/filled root surfaces | ||
| None | 1.00 | |
| Present | 2.84 (1.45-5.56) | 0.002 |
| Proportion of bleeding sites | 1.65 (1.22-2.24)d | 0.001 |
a
Logistic regression with generalized estimating equations (321 visits, 120 participants) using exchangeable correlation.
b
OR per one-unit change in study visit = 6 months.
c
P-value for trend.
d
OR based on a one standard deviation change in the independent variable.