Table 1 Characteristics of the participants per (sports)-group
Sports participation per week | Group 0 (Non-sports) | Group 1 (sports 1x/wk) | Group 2 (sports ≥2x/wk) | Total | p-value |
|---|---|---|---|---|---|
Number of participants | 18 | 21 | 64 | 103 | Â |
Number of boys (%)a | 9 (50) | 8 (38) | 44 (69) | 61 (59) | 0.032c |
Age in years (SD) b | 15.4 (2.7) | 14.2 (2.8) | 14.1 (2.7) | 14.4 (2.7) | 0.219 |
Height in cm (SD) b | 165.3 (9.5) | 159.2 (13.2) | 161.2 (14.7) | 161.9 (12.5) | 0.361 |
Weight in kg (SD) b | 58.2 (13.5) | 50.7 (16.4) | 53.7 (17.6) | 54.2 (15.8) | 0.385 |
BMI (SD) b | 21.1 (3.7) | 19.7 (4.6) | 20.2 (3.9) | 20.2 (4.1) | 0.546 |
BMI – age SDS (SD) b | 0.59 (1.2) | 0.11 (1.9) | 0.51 (1.2) | 0.44 (1.4) | 0.449 |
Medical diagnosis (%)a | Â | Â | Â | Â | 0.411 |
 - Cardiovascular disease | 3 (17) | 4 (19) | 4 (6) | 11 (11) |  |
 - Pulmonary disease | 0 | 2 (9) | 5 (8) | 7 (7) |  |
 - Metabolic disease | 1 (6) | 1 (5) | 6 (9) | 8 (8) |  |
 - Musculoskeletal / orthopedic disability | 1 (6) | 1 (5) | 6 (9) | 8 (8) |  |
 - Neuromuscular disease / disability | 6 (33) | 9 (43) | 31 (49) | 46 (46) |  |
 - Immunological / hematological disease | 5 (28) | 4 (19) | 6 (9) | 15 (15) |  |
 - Cancer | 0 | 0 | 1 (2) | 1 (1) |  |
 - Epilepsy | 2 (10) | 0 | 5 (8) | 7 (7) |  |