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Table 6 Intervention effect on anaemia, malaria parasitaemia, low birth weight and sub optimal pregnancy outcomes

From: Effectiveness of pregnant women’s active participation in their antenatal care for the control of malaria and anaemia in pregnancy in Ghana: a cluster randomized controlled trial

  Clusters Risk (%) 95% confidence interval Unadjusted risk ratio 95% confidence interval p-value Adjusted risk ratioa 95% confidence interval p-value
Anaemia at 4–8 weeks after enrolment
 Control 7 48.39 33.33–70.00       
 Intervention 7 48.04 36.74–62.63 0.99 0.73–1.34 0.96 0.97 0.78–1.22 0.79
Anaemia prior to delivery
 Control 7 50.25 22.73–78.95       
 Intervention 7 47.40 20.41–65.38 0.94 0.60–1.49 0.78 0.92 0.63–1.34 0.62
Malaria at 4–8 weeks after enrolment
 Control 7 6.43 1.67–12.82       
 Intervention 7 6.73 2.60–11.50 1.05 0.58–1.89 0.86 1.17 0.68–2.04 0.51
Malaria prior to delivery
 Control 7 5.91 0.00–15.00       
 Intervention 7 4.34 0.00–7.690 0.73 0.24–2.26 0.59 0.83 0.27–2.57 0.73
Low birth weight
 Control 7 13.18 5.41–31.48       
 Intervention 7 10.81 2.44–19.74 0.82 0.38–1.78 0.59 0.93 0.44–1.97 0.84
Suboptimal pregnancy outcome
 Control 7 8.35 0.00–39.22       
 Intervention 7 6.32 0.00–10.53 0.76 0.16–3.48 0.72 0.77 0.17–3.52 0.73
  1. aRisk ratios adjusted for baseline parasitaemia, anaemia, gestation at enrolment, age, educational level, ITN use, IPT-SP served and parity