Table 2

Comparison of SDQ and PedsQL parent-reported scores at baseline and 6 months follow-up

MeasurenPrePostMean difference (CI)P valueddf†
M (SE)M (SE)
SDQ total score15617.54 (0.61)16.13 (0.61)1.41 (0.39 to 2.44)0.007**0.22119
 Impact1563.58 (0.25)3.17 (0.25)0.41 (−0.17 to 0.99)0.1660.1182
 Emotional1565.31 (0.22)4.93 (0.22)0.37 (−0.06 to 0.81)0.0910.14123
 Conduct1563.03 (0.19)2.57 (0.18)0.45 (0.12 to 0.78)0.007**0.22134
 Hyperactivity1565.65 (0.25)5.46 (0.26)0.19 (−0.22 to 0.60)0.3580.08102
 Peer1563.56 (0.19)3.17 (0.20)0.40 (0.03 to 0.76)0.035*0.1797
 Prosocial1567.01 (0.22)7.02 (0.24)−0.01 (−0.53 to 0.51)0.9750.0098
PedsQL total score9354.38 (2.31)61.88 (2.39)−7.50 (−10.45 to −4.55)<0.001***0.5553
 Physical Health9358.60 (3.24)62.18 (3.06)−3.58 (−7.51 to 0.34)0.0750.2043
 Psychosocial Health9351.98 (2.10)59.81 (2.03)−7.83 (−11.25 to −4.42)<0.001***0.4790
 Emotional Functioning9349.61 (2.46)56.16 (2.53)−6.54 (−12.21 to −0.87)0.024*0.2389
 Social Functioning9354.88 (3.04)64.84 (2.73)−9.96 (−15.58 to −4.33)0.001***0.3689
 School Functioning9351.45 (2.51)58.44 (2.37)−6.99 (−11.41 to −2.58)0.002**0.3288
  • Multiple imputations by fully conditional specification was used to account for missing data and df were adjusted accordingly. Means (M), SEs, 95% CIs around the mean difference, p values for paired t-tests and effect sizes (d) are shown for all participants included in the analysis.

  • *p<0.05, **p<0.01, ***p<0.001.

  • †Adapted from Barnard and Rubin.33

  • PedsQL, Pediatric Quality of Life Inventory; SDQ, Strengths and Difficulties Questionnaire.