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Table 2 Intervention effects on the developmental performances of children, using Generalized Estimating Equations (GEE)

From: Effects of home-based play-assisted stimulation on developmental performances of children living in extreme poverty: a randomized single-blind controlled trial

  Intervention effect (at 3 months) Intervention effect (at 6 months)
Developmental Performances Estimates(SE) Z P-value Effect size Estimates(SE) Z P-value Effect size
Language 1.46 (0.60) 2.43 0.0151 0.34 1.79 (0.56) 3.20 0.0014 0.55
Personal Social 0.49 (0.37) 1.31 0.1907 1.10 (0.42) 2.63 0.0087 0.56
Social-Emotional −12.73 (3.13) − 4.07 < 0.0001 − 0.603 −27.06 (2.33) −11.61 < 0.0001 −1.28
Fine Motor − 0.14 (0.40) − 0.36 0.7177 − 0.02 (0.45) − 0.05 0.9562
Gross Motor 0.48 (0.57) 0.85 0.3938 0.63 (0.58) 1.09 0.2750
  1. Intervention effect-the difference in developmental performance between intervention and control groups at 3 or 6 months
  2. SE Standard Error, Z test statistic for GEE Models, P-value significance level