The effect of posterior capsule repair upon post-operative hip dislocation following primary total hip arthroplasty

Table 3 Orientation of acetabular component and the early post-operative hip-dislocation rate (within six months of surgery) for the two groups

		Abduction angle*	Anteversion angle*
Group I	Non-dislocation	38.2° (31°–43°) ±3.485	9.8° (4°–15°) ±2.995
Group I	Dislocation	37.5° (30°–40°) ±4.276	10.6° (5°–15°) ±2.604
Group II	Non-dislocation	37.4° (33°–41°) ±2.652	11.1° (5°–14°) ±2.672
Tests of inter-group difference		P = 0.721^†	P = 0.332^†
Group II	Dislocation	No patient	No patient

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