Table 2.
Associations of undernutrition, birth weight, child HIV infection, maternal HIV disease stage and subsequent risk ARI during the first 24 months of life in the overall group (n = 698 episodes/5918 child-visits)
| Characteristic | Univariate | Multivariatea |
|---|---|---|
| RR (95% CI) | RR (95% CI) | |
| Underweight | ||
| Yes | 1.94 (1.60–2.35) | 1.58 (1.29–1.93) |
| No | 1.00 | 1.00 |
| Wasting | ||
| Yes | 1.88 (1.53–2.30) | 1.54 (1.25–1.90) |
| No | 1.00 | 1.00 |
| Stunting | ||
| Yes | 1.32 (1.10–1.59) | 1.13 (0.93–1.36) |
| No | 1.00 | 1.00 |
| Birth weight (g) | ||
| <2000 | 2.09 (1.40–3.11) | 1.88 (1.26–2.80) |
| ≥2000 | 1.00 | 1.00 |
| HIV infection | ||
| Yes | 1.77 (1.52–2.05) | 1.62 (1.38–1.89) |
| No | 1.00 | 1.00 |
| Maternal WHO disease stage | ||
| I | 1.00 | 1.00 |
| II and above | 1.25 (0.99–1.58) | 1.18 (0.94–1.49) |
aAdjusted for birthweight, parity, household expenditure for food, time-varying child nutritional status, child HIV status and maternal HIV disease stage.