TABLE 1.
Characteristics of study participants
|
Controls (n = 56) |
PCS (n = 78) |
||
|---|---|---|---|
| Mean (SD) | Mean (SD) | p | |
| Socio‐demographic background variables | |||
| Age [years] | 11.49 (2.75) | 11.23 (2.49) | 0.565 |
| Sex [female/male] | 27/29 | 32/46 | 0.408 |
| Height [cm] | 147.92 (17.89) | 145.11 (14.62) | 0.338 |
| Weight [kg] | 41.92 (17.69) | 40.74 (14.17) | 0.686 |
| Socioeconomic status [0–9] | 6.84 (1.49) | 6.6 (1.43) | 0.446 |
| Physical activity behavior [minutes/month] | 702.95 (822.13) | 650.54 (643.71) | 0.713 |
| Nonverbal IQ a | 107.36 (12.22) | 105.99 (11.69) | 0.291 |
| Health‐related background variables | |||
| Age at diagnosis [years] | — | 5.38 (3.13) | |
| Treatment duration [years] | — | 1.34 (0.92) | |
| Years since cancer treatment [years] | — | 4.51 (2.04) | |
| n | n (%) | ||
| Leukemia and lymphomas | 0 | 41 (52.6) | |
| CNS tumors and neuroblastomas | 0 | 17 (21.8) | |
| Other cancer diagnoses | 0 | 20 (25.6) | |
| Surgery only | 0 | 8 (10.3) | |
| Chemotherapy only | 0 | 31 (39.7) | |
| Surgery and radiotherapy | 0 | 5 (6.4) | |
| Surgery and chemotherapy | 0 | 19 (24.4) | |
| Chemotherapy, radiotherapy and surgery | 0 | 15 (19.2) | |
Abbreviations: PCS, pediatric cancer survivors.
a
Age‐normed score; Mean = 100; standard deviation = 15; higher scores denote better values on the IQ scale.