Table 4.
Severity of CP.
| References | Distribution of CP | Level of impairment of functional mobility | |||
|---|---|---|---|---|---|
| Total N | Walk-DMC | Total N | Walk-DMC | Structure | |
| Tang et al. (2015) | Uni: 4 both legs Bi: 2 or 3 per leg |
- | GMFCS I: 2 = 50%; 3 = 25%; 4 = 25% GMFCS II: 2 = 50%; 3 = 17%; 4 = 33% GMFCS III: 2 = 25%; 3 = 75% GMFCS IV: 2 = 100% |
- | - |
| Steele et al. (2015) | - | He: 89.2 (87.8–90.6) Di: 86.9 (85.9–87.9) Tri: 84.4 (82.5–86.3) Quad: 81.4 (80.0–82.8) |
- | GMFCS I: 92.4 (91.1–93.7) GMFCS IV: 79.2 (77.5–80.9) FAQ = 10: 90.9 (89.2–92.6) FAQ <7: 80.0 (78.7–81.3) |
Higher GMFCS level = more synergy structures that are specific to CP |
| Yu et al. (2019) | - | - | GMFCS I/II = 4; GMFCS III = 3 |
- | GMFCS I: DAM = 29.8; GMFCS II: DAM = 30.6; TD: DAM = 26.4 |
| Hashiguchi et al. (2018) | - | - | No correlation with GMFCS levels: χ2 = 4.06, p = 0.40 |
- | - |
| Kim Y. et al. (2018) | - | - | No correlation with GMFCS levels | - | GMFCS level was correlated with normalized cluster number: r = 0.51, p = 0.01 |
CP, cerebral palsy; N, number of synergies; Walk-DMC, dynamic motor control index during walking; Uni, unilateral; Bi, bilateral; He, hemiplegic; Di, diplegic; Tri, triplegic; Quad, quadriplegic; GMFCS, gross motor function classification system; DAM, deviation of activation matrix (to identify variability of activations patterns between subjects).