Table 1 Demographic data and proxy-reported health-related quality of life outcomes of patients and healthy peers at baseline
|  | Patients (n = 953) | Peer group (n = 491) | Weighted patients (n = 953) | Weighted peers (n = 491) |
|---|---|---|---|---|
Female, n (%) | 640 (67.2%)* | 290 (59.1%) | 613 (64.3%) | 311 (64%) |
Age at study enrollment (years), mean (SD) | 7.9 (4.8)* | 8.4 (4.6) | 8.1 (4.9) | 8.3 (4.5) |
Country of origin Germany, n (%) | 697 (76.9%)** | 413 (84.5%) | 726 (79.8%) | 390 (80.6%) |
Parent’s education score, mean (SD) | 4.7 (1.6)** | 5.4 (1.5) | 5.0 (1.6) | 5.0 (1.5) |
Equivalence household net income score, mean (SD) | 4.0 (1.9)** | 4.7 (1.8) | 4.2 (1.9) | 4.2 (1.9) |
SES, mean (SD) | 8.7 (3.0)** | 10.1 (2.9) | 9.2 (3.1) | 9.3 (3.0) |
 Low (≤ 6.55), n (%) | 288 (30.2%) | 78 (15.9%) | 241 (25.3%) | 120 (24.7%) |
 Moderate, n (%) | 486 (51.0%) | 238 (48.5%) | 485 (50.8%) | 239 (49.3%) |
 High (≥ 12.1), n (%) | 179 (18.8%) | 175 (35.6%) | 229 (24.0%) | 126 (26.0%) |
PedsQL total score, mean (SD) | 71.5 (18.4)** | 89.9 (7.7) | 71.7 (18.2)** | 89.6 (7.9) |
PedsQL physical health, mean (SD) | 66.0 (24.6)** | 95.1 (7.1) | 66.4 (24.4)** | 94.9 (7.2) |
PedsQL psychosocial health, mean (SD) | 74.8 (17.4)** | 87.1 (9.5) | 74.9 (17.3)** | 86.7 (9.7) |
PedsQL emotional functioning, mean (SD) | 68.9 (22.1)** | 80.4 (13.8) | 69.0 (21.9)** | 80.1 (14.1) |
PedsQL school functioning, mean (SD) | 72.9 (20.9)** | 88.1 (12.1) | 73.1 (20.8)** | 87.6 (12.3) |
PedsQL social functioning, mean (SD) | 82.0 (19.1)** | 92.7 (10.0) | 82.0 (19.0)** | 92.5 (10.0) |
SDQ, total scale (range 0–40), mean (SD) | 9.4 (5.8)** | 5.8 (4.8) | 9.2 (5.9)** | 6.1 (4.9) |
Parent’s global (NRS 0–10), mean (SD) | 3.0 (2.3)** | 0.7 (1.0) | 3.0 (2.3)** | 0.7 (1.0) |
Pain (NRS 0–10), mean (SD) | 3.0 (2.8)** | 0.4 (0.8) | 2.9 (2.8)** | 0.4 (0.9) |