Table 12.
Potential effect modification of mass deworming during pregnancy by baseline infection intensity, anaemia status and BMI
| Categories | Outcomes (RR with 95% CI) | |||||
|---|---|---|---|---|---|---|
| Maternal anaemia | Trichiura infection | Hookworm infection | LBW | Preterm birth | ||
| Mass deworming (overall) | 0.77 (0.73–0.81) | 0.69 (0.42, 1.13) | 0.52 (0.18, 1.47) | 0.89 (0.67–1.18) | 0.69 (0.47–1.03) | |
| Trichiura Intensity at baseline | Not infected | 0.93 (0.80–1.09) | – | – | 0.67 (0.43–1.04) | 0.82 (0.50–1.36) |
| Infected | 0.81 (0.65‐1.02) | – | – | 1.12 (0.68–1.86) | 1.32 (0.68–2.55) | |
| Maternal Anaemia at baseline | Normal | – | 0.65 (0.53–0.81) | 0.51(0.42–0.62) | 0.80 (0.56–1.13) | 0.57 (0.36–0.92) |
| Anaemia (Hb < 11 g/dl) | – | 0.60 (0.46‐0.78) | 0.56 (0.45–0.70) | 1.01 (0.68–1.49) | 0.71 (0.41–1.22) | |
| Maternal BMI at baseline | Normal | 0.88 (0.77–1.01) | 0.61 (0.51–0.73) | 0.49 (0.42–0.57) | 0.86 (0.65–1.15) | 0.72 (0.48–1.09) |
| Low ( < 18.5 kg/m2) | 1.10 (0.74–1.63) | 1.53 (1.01–2.32) | 0.36 (0.17–0.78) | 1.11 (0.47–2.64) | 0.82 (0.20–3.34) | |
Note: Bold font indicates statitiscally significant estimates.