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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 1 Summary of the patient age, the radiographic scores of OA, the preoperative and postoperative (1 year) WOMAC scores

From: Key factors in determining surgical timing of total knee arthroplasty in osteoarthritic patients: age, radiographic severity, and symptomatic severity

Parameter Mean (SD)
Age (years) 68.8 (6.0)
Radiographic OA score (points) 5.4 (1.7)
Preoperative WOMAC score (points)a
 Pain (20) 11.8 (4.2)
 Stiffness (8) 4.9 (2.0)
 Function (68) 42.2 (12.7)
 Total (96) 58.9 (17.3)
Postoperative WOMAC score (points)a
 Pain (20) 2.14 (2.7)
 Stiffness (8) 1.5 (1.5)
 Function (68) 15.6 (10.0)
 Total (96) 19.3 (12.9)
  1. SD Standard deviation, OA osteoarthritis, WOMAC Western Ontario and McMaster Universities Osteoarthritis Index
  2. aWOMAC can have a total score of a best (0) to 96 (worst)