Table 1.

Patient characteristics

Patient characteristic	AS group (n = 228)	CR group (n = 240)	p value
Age (years)
Mean ± SD	62 ± 11	62 ± 10	0.89
Range	23–82	23–86
BMI (kg/m2)
Mean ± SD	31.7 ± 7.9	33.3 ± 8.8
Range	17.7–87.9	17.7–79.5	0.94
Primary diagnosis
Osteoarthritis, number (%)	201 (88%)	215 (90%)	0.91

AS = anterior-stabilized; CR = cruciate-retaining; BMI = body mass index.