Table 1.

Patient demographics

	Optetrak		Logic
	Mean	Range	Mean	Range
Age	68	45–85	68	41–86
BMI	29.76	18.71–39.91	29.56	18.39–41.53
	Number	Percent	Number	Percent
Gender
Male	26	26%	26	26%
Female	74	74%	74	74%
Side
Right	50	50%	51	51%
Left	50	50%	49	49%
Bilateral	12	12%	15	15%
Diagnosis
OA	100	100%	100	100%