Age group | Possible scores (min–max) | Group | Mean (SD) baseline score | Mean change in score | Estimate of treatment effect from ANCOVA (95% CI) | p value (ANCOVA) |
---|---|---|---|---|---|---|

Higher score indicates better quality of life. | ||||||

A: 4–7 years | 10–40 | Hom (n=8) | 34.80 (1.8) | 0.00 | –0.30 | 0.84 |

Plac (n=7) | 35.66 (3.3) | 0.94 | (–3.55 to 2.94) | |||

B: 8–11 years | 7–35 | Hom (n=20) | 28.27 (3.8) | 0.85 | 1.02 | 0.37 |

Plac (n=19) | 27.95 (3.6) | –0.11 | (–1.27 to 3.32) | |||

C: 12–16 years | 8–36 | Hom (n=15) | 28.93 (3.1) | 0.20 | 0.08 | 0.93 |

Plac (n=20) | 29.80 (3.9) | –0.15 | (–1.95 to 2.12) | |||

Pooled standardised score | 0–100 | Hom (n=43) | 76.79 (11.9) | 1.66 | 1.32 | 0.59 |

Plac (n=46) | 77.77 (13.3) | 0.09 | (–3.98 to 6.62) |