Table 3.

Estimated subhazard of revision for total hip replacement—competing risks analysis

	Univariable			Adjusted*
	HR	95% CI	p Value	HR	95% CI	p Value
BMI† (kg/m2) (per additional unit)	1.030	(1.020 to 1.041)	<0.001	1.020	(1.009 to 1.032)	<0.001
Gender
Female (reference)	1.00			1.00	(1.10 to 1.38)	<0.001
Male	1.35	(1.23 to 1.48)	<0.001	1.23
Age (years at THR) (per additional year)	0.970	(0.967 to 0.973)	<0.001	0.971	(0.966 to 0.975)	<0.001

*Adjusted for smoking (yes/no/ex), drinking (yes/no/ex), number of comorbid conditions.

†BMI available in 86.1% of patients.

BMI, body mass index; THR, total hip replacement.