Table 1.

Pre- and postoperative Harris hip scores

Variable	Preoperative	Postoperative	p value
Total hip score (points)	38.3 ± 32.1	73.2 ± 22.8	0.001
Individual items (points)
Pain	24.8 ± 16.2	35.1 ± 14.3	0.003
Crutch	2.8 ± 4.8	8.5 ± 4.2	< 0.001
Limp	3.9 ± 4.5	7.2 ± 3.9	0.001
Distance	4.1 ± 4.7	7.2 ± 3.9	< 0.001
Sit	5.1 ± 3.8	8.1 ± 4.2	0.9353
Shoe	1.0 ± 1.6	4.9 ± 3.1	< 0.001
Stairs	0.8 ± 1.6	2.6 ± 1.6	0.001
Bus	0.2 ± 0.4	0.6 ± 0.5	< 0.001
ROM (°)
Flexion	82.8 ± 35.4	89.7 ± 33.9	0.9440
Abduction	29.1 ± 18.2	37.7 ± 12.2	0.1346
Adduction	16.1 ± 10.2	21.7 ± 10.9	0.1690
External rotation	28.3 ± 26.3	38.1 ± 10.7	0.0955
Internal rotation	9.0 ± 18.0	17.3 ± 11.8	0.3466

Values are expressed as mean ± SD.