The influence of prosthetic positioning and proximal femoral morphology on leg length discrepancy and early clinical outcomes of cementless total hip arthroplasty

Table 5 Univariate and multivariate linear regression analysis of postoperative Harris Hip Score

	Univariate	Multivariate
	p value	β	95% CI	p value
Harris Hip Score 6 months after THA
Age (year)	0.161	− 0.11	− 0.19, 0.03	0.172
BMI (kg/m²)	0.714
Gender	0.349
Side	0.576
Stem (Proximally coated vs Fully coated)	0.318
CFR (%)
2 cm above the LT tip (A1)	0.155	0.15	− 4.22, 40.32	0.111
LT tip (L)	0.526
2 cm below the LT tip (B1)	0.046	− 0.2	− 43.01, − 4.24	0.017
7 cm below the LT tip (B2)	0.923
CFI	0.155	− 0.06	− 2.28, 1.09	0.486
Postoperative ΔHCOR (mm)	0.640
Postoperative ΔVCOR (mm)	0.526
Postoperative ΔFO (mm)	0.373
Harris Hip Score 1 year after THA
Age (year)	0.692
BMI (kg/m²)	0.76
Gender	0.113	0.09	− 0.76, 2.47	0.298
Side	0.254
Stem (Proximally coated vs Fully coated)	0.814
CFR (%)
2 cm above the LT tip (A1)	0.34
LT tip (L)	0.847
2 cm below the LT tip (B1)	0.495
7 cm below the LT tip (B2)	0.107	0.1	− 2.68, 12.40	0.205
CFI	0.652
Postoperative ΔHCOR (mm)	0.763
Postoperative ΔVCOR (mm)	0.095	0.12	− 0.05, 0.37	0.142
Postoperative ΔFO (mm)	0.789

ISSN: 1749-799X