Table 3.

PedsQL total and subscale scores of the adolescents in the intervention and control groups, pre- and post-intervention.

Quality of life domains	Intervention group (n = 37)	Control group (n = 25)	pa
	Mean ± SD	Mean ± SD
Physical
Pre-	81.2 ± 17.6	82.5 ± 12.2	0.762
Post-	84.5 ± 13.5	78.9 ± 21.6	0.202
Rangeb	2.85 ± 11.8	−3.62 ± 22.3	0.154
Emotional
Pre-	67.7 ± 25.5	60.6 ± 22.1	0.264
Post-	51.9 ± 40.0	54.0 ± 30.2	0.814
Rangeb	−19.0 ± 40.6c	−6.6 ± 34.4	0.223
Social
Pre-	87.3 ± 15.8	81.6 ± 15.4	0.168
Post-	89.4 ± 17.2	77.4 ± 26.3	0.051
Rangeb	1.91 ± 14.8	−4.20 ± 24.9	0.244
School
Pre-	79.8 ± 14.8	79.0 ± 12.0	0.816
Post-	76.6 ± 17.6	73.0 ± 23.2	0.493
Rangeb	−3.82 ± 13.7	−5.97 ± 24.8	0.699
Psychosocial
Pre-	71.9 ± 25.9	73.7 ± 13.1	0.728
Post-	72.7 ± 20.1	68.1 ± 17.0	0.352
Rangeb	0.76 ± 30.0	−5.60 ± 17.9	0.345
Total
Pre-	72.9 ± 25.8	76.7 ± 11.4	0.426
Post-	76.9 ± 16.5	71.9 ± 16.7	0.249
Rangeb	3.96 ± 28.0	−4.91 ± 17.0	0.162

Data expressed as mean ± standard deviation for quantitative variables.

p, significance probability value.

^aIntragroup comparison: paired Student's t-test or paired Wilcoxon test.

^bComparison between groups: Student's t-test or Mann–Whitney U-test.

^cShowed a significant reduction from pre- to post-intervention, with a significance of 5%.