Multivariable HR and 95% CI for malaria infection (limited to 4 episodes) for confirmed malaria infections
| Parameter . | Confirmed malaria infections (N = 346) . | ||
|---|---|---|---|
| HR . | 95% CI . | P value . | |
| Age (per y) | 1.02 | 0.97-1.07 | .47 |
| HbF ratio (per 10% increase) | 1.00 | 0.87-1.13 | .94 |
| ANC (per doubling of the value) | 1.37 | 1.10-1.70 | .0052 |
| MCV (per 10 fL increase) | 1.11 | 0.99-1.26 | .78 |
| Malaria season (vs low) | |||
| High | 1.05 | 0.82-1.35 | .69 |
| Moderate | 0.77 | 0.55-1.07 | .12 |
| Spleen status (vs nonpalpable) | |||
| Palpable (1-4 cm) | 2.01 | 1.41-2.85 | .0001 |
| Palpable (≥5 cm) | 1.32 | 0.85-2.05 | .22 |
| Splenectomy | 1.13 | 0.74-1.71 | .58 |
| Parameter . | Confirmed malaria infections (N = 346) . | ||
|---|---|---|---|
| HR . | 95% CI . | P value . | |
| Age (per y) | 1.02 | 0.97-1.07 | .47 |
| HbF ratio (per 10% increase) | 1.00 | 0.87-1.13 | .94 |
| ANC (per doubling of the value) | 1.37 | 1.10-1.70 | .0052 |
| MCV (per 10 fL increase) | 1.11 | 0.99-1.26 | .78 |
| Malaria season (vs low) | |||
| High | 1.05 | 0.82-1.35 | .69 |
| Moderate | 0.77 | 0.55-1.07 | .12 |
| Spleen status (vs nonpalpable) | |||
| Palpable (1-4 cm) | 2.01 | 1.41-2.85 | .0001 |
| Palpable (≥5 cm) | 1.32 | 0.85-2.05 | .22 |
| Splenectomy | 1.13 | 0.74-1.71 | .58 |
For HR calculations, the reference comparators were female sex, low malaria season, and a nonpalpable spleen.