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Table 3 Child weight status at baseline and post-intervention by group, with adjustment for baseline levels

From: Title: efficacy of a food parenting intervention for mothers with low income to reduce preschooler’s solid fat and added sugar intakes: a randomized controlled trial

  Control FFF Intervention   
  Nh Mean (SD) Adj Meani (95%CI) N Mean (SD) Adj Mean (95%CI) p-value Cohen’s dj
BMI (kg/m2)
 Baseline 58 16.5   58 16.5   0.72 0.02
  (1.8)    (2.4)    
 Post-intervention 49 16.5 (1.6) 16.4 (16.2, 16.6) 45 16.2 (1.3) 16.4 (16.2, 16.6)   
BMI-for-age z-score
 Baseline 58 0.60 (0.98)   58 0.48 (1.20)    
 Post-intervention 49 0.64 (0.90) 0.57 (0.45, 0.68) 45 0.49 (0.83) 0.60 (0.48, 0.73) 0.66 0.04
BMI-for-age percentile
 Baseline 58 66.2 (26.3)   58 61.9 (28.7)    
 Post-intervention 49 67.9 (24.7) 66.2 (62.7, 69.8) 45 64.3 (25.1) 67.3 (63.6, 70.9) 0.69 0.04
  1. hReflects exclusion of 1 biologically implausible value (BMI z-score = 5.79 [51]) at baseline and missing values
  2. iAdjusted for baseline value, using ANCOVA
  3. jCalculated using adjusted means