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Table 2 Patient and surgical characteristics of total knee replacement

From: Patient-reported health outcomes after total hip and knee surgery in a Dutch University Hospital Setting: results of twenty years clinical registry

Patient characteristics N (%)
Unique patients 704
Mean age (SD) 65.0 (12.0)
Age distribution
 0-30 years 9 (1.3%)
 31-50 years 66 (9.7%)
 51-75 years 465 (68.7%)
  ≥ 76 years 137 (20.2%)
 Sex: male/female 250 (35.5%)/454 (64.5%)
Surgical characteristics N (%)
 Number of surgeries (primary knee replacement) 799
 Complications 107 (13.4%)