From: Change in popliteal angle and hamstrings spasticity during childhood in ambulant children with spastic bilateral cerebral palsy. A register-based cohort study
N (%)
N (%) girls
N (%) boys
GMFCS I
198 (47%)
75 (38%)
123 (62%)
GMFCS II
116 (28%)
44 (38%)
72 (62%)
GMFCS III
105 (25%)
42 (40%)
63 (60%)
Total
419
161 (38%)
258 (62%)