For the child with spastic hip subluxation the indication for surgery is pain.
Lubicky
J P
JP
D002547:Cerebral Palsy / Q000150:complications* / Q000601:surgery; D002648:Child; D002675:Child, Preschool; D006618:Hip Dislocation, Congenital / Q000209:etiology / Q000601:surgery*; D006801:Humans; D009128:Muscle Spasticity / Q000209:etiology / Q000601:surgery*; D019637:Orthopedic Procedures / Q000379:methods; D010146:Pain / Q000209:etiology / Q000601:surgery*; D011379:Prognosis; D013997:Time Factors