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Table 6 Haemoglobin levels for each of the study arms, aggregated over the 2-year trial period

From: The effect of community-driven larval source management and house improvement on malaria transmission when added to the standard malaria control strategies in Malawi: a cluster-randomized controlled trial

 

Control

HI

LSM

HI + LSM

Outcomes

Mean value observed (95% CI)

Mean value observed (95% CI)

Estimated effect sizea (95% CI)

Mean value observed (95% CI)

Estimated effect sizea (95% CI)

Mean value observed (95% CI)

Estimated effect sizea (95% CI)

Hb, g/dL, women 15–49 years

12.31 (12.15, 12.47)

12.61 (12.49, 12.72)

− 0.10 (− 0.42, 0.21)

12.21 (12.10, 12.31)

− 0.11 (− 0.37, 0.15)

12.46 (12.31, 12.61)

0.01 (− 0.30, 0.33)

Hb, g/dL, children 6–59 months

10.80 (10.59, 11.01)

11.29 (11.16, 11.42)

0.17 (− 0.22, 0.56)

10.68 (10.55, 10.81)

− 0.02 (− 0.34, 0.31)

11.08 (10.89, 11.27)

0.28 (− 0.15, 0.71)

Hb, g/dL, children 6–23 months

10.61 (10.26, 10.96)

10.86 (10.65, 11.07)

0.08 (− 0.44, 0.61)

10.14 (9.93, 10.35)

− 0.40 (− 0.90, 0.10)

10.61 (10.28, 10.95)

− 0.14 (− 0.70, 0.42)

  1. Hb haemoglobin level, HI house improvement, LSM larval source management
  2. aEffect size estimates are based on individual-level generalized linear models with the control arm as the reference category