Inclusion criteria | Â |
 | Spastic CP; |
 | 6-14 years; |
 | A gait pattern characterised by excessive knee flexion (jump gait, apparent equinus or crouch gait) [42]; |
 | GMFCS I, II, or III (provided that the patient is able to walk independently for at least 15 meters) |
Exclusion criteria | Â |
 | Any orthopaedic surgery or other surgical interventions that might influence mobility in the past 6 months; |
 | Botulinum toxin A injections in the past 3 months, Intrathecal Baclofen therapy in the past 6 months, or SDR in the past year; |
 | Impairments that could contraindicate fitness testing; |
 | Plantar flexion contractures or knee contractures >10° or hip endorotation > 20° in midstance; |
 | Other medical conditions influencing mobility; |
 | Severe behavioural problems; |