Cumulative Incidence of Revision for a Balanced Knee System at a Mean 8-Year Follow-Up: A Retrospective Review of 500 Consecutive Total Knee Arthroplasties

Table 1

Patient Characteristics.

Characteristics	Results
Sex, n (%)
Female	330 (73%)
Male	122 (27%)
Age, mean (range)	69 (40 – 94)
BMI, mean (range)	30.2 (17.5 – 60.4)
ASA Score, median (IQR)	2 (2 – 3)
Deceased, n (%)	116 (26%)
Primary Diagnosis, n (%)
Osteoarthritis	428 (95%)
Post-traumatic arthritis	8 (2%)
Rheumatoid arthritis	11 (2%)
Avascular necrosis	1 (<1%)
Psoriatic Arthritis	2 (<1%)
Other	1 (<1%)
Missing	1 (<1%)