Table 3.
Logistic regressions predicting 10th percentile and 3rd percentile.
| Variable | 10th percentile | 3rd percentile | ||
|---|---|---|---|---|
| Odds ratio | Confidence interval | Odds ratio | Confidence interval | |
| Age ≤ 22 years | 1 | 1 | ||
| Age 23–26 years | 0.53 | (0.20, 1.58) | 0.20 | (0.03, 1.30) |
| Age 27–31 years | 0.35 | (0.12, 1.02) | 0.54 | (0.13, 2.34) |
| Age > 31 years | 1.08 | (0.42, 2.75) | 1.01 | (0.26, 3.85) |
| Race—African American | 1 | 1 | ||
| Race—all other | 0.51 | (0.22, 1.21) | 1.12 | (0.32, 3.95) |
| Ever smoked | 2.77 | (1.28, 5.97) | ||
| Ever smoked—unknown | 5.11 | (1.13, 23.01) | ||
| Currently smoking | 3.64 | (1.12, 11.76) | ||
| Current smoking—unknown | 1.01 | (0.08, 12.08) | ||
| Education—less than high school | 1 | |||
| Education—high school/some high school | 0.36 | (0.10, 1.27) | ||
| Education—college/some college | 1.98 | (0.34, 11.46) | ||
| Education—unknown | 0.27 | (0.06, 1.21) | ||
| First viral load > 1000 | 1.57 | (0.74, 3.32) | 0.92 | (0.29, 2.86) |
| First CD4 > 200 | 0.67 | (0.31, 1.44) | 0.29 | (0.10, 0.86) |
| Started medications in pregnancy | 1.47 | (0.60, 3.58) | 4.64 | (0.81, 26.42) |
| NNRTI | 0.28 | (0.10, 0.75) | 0.16 | (0.03, 0.91) |
| PI∗ | 1.68 | (0.79, 3.55) | 2.73 | (0.83, 9.00) |
∗Run as a separate model with the same covariate.
NNRTI, nonnucleoside reverse transcriptase inhibitor; PI, protease inhibitor.