TABLE 1.

Patient Demographics^a

	PSI	Conventional Implant	Total	P Value
Mean age, y	61.39	64.95	63.19	1.01E-05
Sex, n				.2587
Male	122	110	232
Female	185	204	389
Mean BMI, kg/m2	30.85	32.11	31.48	.01929
Side of implant, n				.1357
Left	141	166	307
Right	162	148	310
Bilateral	4	0	4
Patients per surgeon, n
A	208	199	407
B	99	115	214

^aBMI, body mass index; PSI, patient-specific implant.