Unadjusted descriptive statistics on primary outcomes for adolescents by treatment condition.
| Variable | Experimental Group, Mean (SD) | Control Group, Mean (SD) | F-value | p | Effect Size (Cohen’s d) |
|---|---|---|---|---|---|
| Health-related Quality of Life | |||||
| Pretreatment gross motor function | 3.16 (1.94) | 3.79 (2.08) | 0.12 | 0.73 | 0.21 |
| Posttreatment gross motor function | 2.32 (1.51) | 3.02 (1.78) | |||
| Pretreatment fine motor function | 1.91 (1.91) | 2.30 (2.07) | 0.00 | 0.97 | 0.06 |
| Posttreatment fine motor function | 1.33 (1.48) | 1.94 (1.64) | |||
| Pretreatment psychosocial function | 1.82 (1.28) | 2.14 (1.62) | 0.41 | 0.53 | 0.22 |
| Posttreatment psychosocial function | 1.88 (1.81) | 1.95 (1.32) | |||
| Pretreatment general symptoms | 2.53 (1.77) | 2.72 (2.72) | 0.14 | 0.71 | 0.06 |
| Posttreatment general symptoms | 2.26 (1.45) | 2.17 (2.17) | |||
| Pretreatment total JAQQ score | 2.35 (1.34) | 2.74 (1.36) | 0.25 | 0.62 | 0.20 |
| Posttreatment total JAQQ score | 1.95 (1.40) | 2.27 (1.21) |
JAQQ: Juvenile Arthritis Quality of Life Questionnaire.