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Table 3 Effect of the intervention on knowledge of danger signs among women in Rufiji and Mkuranga districts

From: Effectiveness of the Home Based Life Saving Skills training by community health workers on knowledge of danger signs, birth preparedness, complication readiness and facility delivery, among women in Rural Tanzania

  Pre intervention (N = 798) Post intervention Difference
  (n = 798) (n = 786)   (n = 744) (n = 742)     
Knowledge Intervention (%) Comparison (%) Difference (%) Intervention (%) Comparison (%) Difference (%) NIE (%) CI 95 % p-value
During Pregnancy          
 Heavy Bleeding 14.7 15 0.3 41.3 15.5 25.8 25.5 11.6–32.8 < .0001
 Fever 19.7 17.9 1.8 30.2 23.6 6.6 4.8 -1.5–11.8 0.078
 Fits 14.4 17.3 -2.9 26.5 15.8 10.7 13.6 10.7–20.2 < .0001
 Headache 5.1 5.7 0.6 10.3 3.4 6.7 6.1 3.8–11.5 < .0001
 Knowledge of at least 3 (Out of 12) 15.2 18.5 -3.3 48.1 22.4 25.7 29.0 12.8–36.2 < .0001
During Childbirth          
 Bleeding 24.9 24.4 0.5 53.1 34.5 18.6 18.1 12–25.2 < .0001
 Fever 4.8 5.2 0.4 5.1 3.9 1.6 1.2 -1.5–3.9 0.376
 Prolonged labour 3.6 7.9 -4.3 7.4 7.6 -0.2 4.1 3.5–8.1 < .0001
 Knowledge of at least 3 (Out of 10) 15.3 13.9 1.4 43.1 23.5 19.7 18.3 11.4–25.2 < .0001
During Postpartum          
 Bleeding 15.1 19.0 -2.9 39.8 15.2 24.6 27.5 21.8–30.8 < .0001
 Fever 2.2 5.3 -3.1 8.9 5.6 3.3 6.3 -1-6–5.2 0.763
 Body weakness 7.8 4.2 3.6 4.2 3.5 0.7 -2.9 -1.1–6.8 0.145
 Fits 8.9 6.6 2.3 16.5 7.2 9.3 7.0 2.3–15.1 < .0001
 Knowledge of at least 3 (out of 8) 8.8 8.9 -0.1 19.8 9.2 9.3 9.4 6.4–15.7 < .0001