Table 1.

Comparison of pre- and post-operative parameters in the studied patients

	Preoperative value	Postoperative value	P-value
Leg length discrepancy (mm), Mean ± SD	41.07±1.327	16.74±6.737	<0.001
Muscle diameter(mm), Mean ± SD	27.07±7.485	25.64±7.353	<0.001
Muscle atrophy>50%, No. (frequency)	43(48.9%)	41(46.6%)	0.625
Heterotopic ossification, No. (frequency)	28(31.8%)	13(14.8%)	0.020
Pretrochanteric bursa fluid, No. (frequency)	38(43.2%)	6(6.8%)	<0.001
Positive 5 seconds muscle force, No. (frequency)	34(38.6%)	4(4.5%)	<0.001
Positive 20 seconds muscle force, No. (frequency)	80(90.9%)	65(73.9%)	<0.001
Normal Trendelenburg, No. (frequency)	8(9.1%)	23(26.1%)	<0.001
Mild Trendelenburg, No. (frequency)	48(54.5%)	61(69.3%)	<0.001
Severe Trendelenburg, No. (frequency)	32(36.4%)	4(4.5%)	<0.001