Management of Late Onset Perthes: Evaluation of Distraction by External Fixator—5-Year Follow-Up

Table 2

Clinical outcomes.

Parameter	Preop	Last follow-up
Trendelenburg sign	+ve	+ve
Limb length discrepancy (av. cm)	2.3	2.1
Range of motion (mean degree)
Flexion	31	78
Extension	−ve	−ve
Abduction	10	28
Adduction	21	26
Ext. rotation	21	30
Int. rotation	5	15