A 10-Year Follow-Up of Two-Incision and Modified Watson-Jones Total Hip Arthroplasty in Patients with Osteonecrosis of the Femoral Head

Table 4

Complications in the two-incision and Watson-Jones groups.

	Two-incision group	WJ group	value
Lateral femoral cutaneous nerve palsy	20 (26.7%)	0	<
Periprosthetic femoral fracture	6 (8.0%)	1 (1.3%)
Cup loosening	0	1 (1.3%)	0.493
Stem loosening	2 (2.7%)	0	0.242
Superficial wound infection	3 (4.0%)	0	0.118
Dislocation of the hip	0	1 (1.3%)	0.493
Hips with complications ()	31 (41.3%)	3 (4.0%)	<

Values are shown as mean (standard deviation) or as (%).
values for between-group comparisons were determined by the chi-squared test and Fisher’s exact test.
significant ().