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Table 3 Postoperative patient-reported outcome measurement

From: Minimally invasive surgery total knee arthroplasty is less popular, but the prosthesis designed specifically for MIS provides good survival and PROMs with a minimum follow-up of 10 years

Variable Value
2011 Knee Society Score (points)*
 Symptoms (25) 19.0 ± 4.5
 Patient satisfaction (40) 25.3 ± 8.5
 Patient expectations (15) 10.4 ± 3.6
 Standard and advanced activities (100) 64.9 ± 21.7
WOMAC (points)*
 Pain (20) 13.3 ± 5.9
 Stiffness (8) 5.1 ± 2.4
 Physical function (68) 38.7 ± 16.0
 FJS-12 (points) (100)* 66.5 ± 20.2
Patella score (points)*
 Anterior knee pain (15) 11.7 ± 4.2
 Quadriceps strength (5) 3.1 ± 1.8
 Ability to rise from chair (5) 3.7 ± 1.4
 Stair-climbing (5) 3.8 ± 1.5
  1. *Data are presented as means ± standard deviation
  2. FJS-12 Forgotten Joint Score-12 questionnaire, WOMAC Western Ontario and McMaster Universities Osteoarthritis Index