Comparison of transverse and modified subtrochanteric femoral shortening osteotomy in total hip arthroplasty for developmental dysplasia of hip: a meta-analysis

Table 3 Outcomes of meta-regression analysis

	Nonunion		Nerve palsy		Revision		Dislocation		HHS improvement
	P	Co.	P	Co.	P	Co.	P	Co.	P	Co.
Method of osteotomy (modified vs. transverse)	0.472	−0.030	0.240	0.051	0.653	−0.033	0.735	−0.020	0.562	−0.025
Country (western vs. eastern)	0.731	0.013	0.272	0.042	0.010	0.169	0.592	0.029	0.819	−0.010
Mean Age	0.141	−0.004	0.734	0.000	0.760	−0.001	0.919	0.000	0.736	−0.001
Mean Age (<49y vs. ≥ 49y)	0.302	0.042	0.958	−0.002	0.980	0.002	0.948	−0.004	0.940	0.004
Proportion of female	0.845	0.000	0.587	0.000	0.721	0.001	0.367	0.003	0.290	−0.002
Proportion of female (<93% vs. ≥ 93%)	0.645	0.019	0.833	−0.009	0.793	0.021	0.723	0.026	0.143	0.073
Follow up	0.906	0.000	0.700	0.003	0.074	0.021	0.937	0.000	0.408	−0.008
Follow up (≤5y vs.>5y)	0.937	0.003	0.871	−0.006	0.014	−0.163	0.391	−0.046	0.354	0.042
Year of publication (2010 or before vs. after 2010)	0.187	0.051	0.244	0.044	0.300	0.071	0.716	0.019	0.504	0.028

ISSN: 1471-2474