Table 1. Characteristics of subjects (n=31).
| Mean ± SD | ||
|---|---|---|
| Anthropometrics | ||
| Age (years) | 12.3 ± 2.7 | |
| Body height (cm) | 143.0 ± 15.1 | |
| Body weight (kg) | 39.6 ± 13.7 | |
| Leg length (cm) | 72.8 ± 8.1 | |
| Body mass index (kg/m2) | 18.8 ± 3.6 | |
| Gender (number) | Boy, 21; Girl, 10 | |
| Treatment status | ||
| Botulinus toxin injection (yes/no) | 4/27 | |
| Gross motor function | ||
| GMFCS level (number) | I, 22; II, 9 | |
| GMFM dimension D score (%) | I, 96 ± 5; II, 75 ± 11 | |
| GMFM dimension E score (%) | I, 90 ± 22; II, 64 ± 17 | |
| GMFM total score (%) | I, 98 ± 2; II, 88 ± 7 | |
| Spatio-temporal parameters | ||
| Speed (m/min) | 72.4 ± 11.1 | |
| Step length (m) | 0.552 ± 0.080 | |
| Cadence (steps/min) | 132 ± 15 | |
| Walking efficiency parameters | ||
| THBI (beats/m) | 2.11 ± 0.44 | |
| Walking heartbeats (beats) | 1,246 ± 235 | |
| Walking distance (m) | 600 ± 71 | |
THBI: total heart beat index; GMFCS: gross motor function classification system; GMFM: gross motor function measure