European Journal of Medical Research

Table 3 Factors influencing the time to aseptic loosening by univariate and multivariate Cox-regression analysis

From: Relationship between GNAS1 T393C polymorphism and aseptic loosening after total hip arthroplasty

Variable	Multivariate analysis
	All				Female				Male
	p*	p	HR	95% CI	p*	p	HR	95% CI	p*	p	HR	95% CI
T393C
TT			1^a				1^a				1^a
TC	0.648	0.427	0.868	0.61–1.23	0.166	0.079	0.685	0.45–1.05	0.354	0.329	1.407	0.71–2.79
CC	0.564	0.342	0.828	0.56–1.22	0.172	0.124	0.695	0.44–1.11	0.344	0.572	1.245	0.58–2.66
Age	<0.001	<0.001	1.037	1.02–1.05	<0.001	<0.001	1.036	1.02–1.05	0.003	0.002	1.039	1.01–1.06
BMI	0.158	0.030	1.020	1.00–1.04	0.286	0.068	1.018	0.99–1.04	0.192	0.176	1.051	0.98–1.13

* Univariate analysis
^aReference group

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ISSN: 2047-783X

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