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Table 7 Uncorrected scores of WOMAC, KSS and VAS pain in total knee replacementb

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

 

WOMAC

KSS function score

VAS pain

  

Response

 

Response

 

Response

 

Score (SD)

N

%a

Score (SD)

N

%a

Score (SD)

N

%a

Preoperative

52.5 (16.3)

385

46

42.0 (22.1)

435

54

64.2 (21.9)

409

51

3 months

24.6 (16.2)

454

57

57.2 (26.3)

486

60

26.0 (23.5)

485

61

6 months

21.9 (16.6)

395

49

64.7 (27.0)

424

53

21.3 (23.8)

422

53

12 months

21.5 (18.2)

450

56

67.0 (26.4)

479

60

19.1 (23.4)

473

59

Av. Responseb

  

52

  

57

  

56

  1. aBased on n = 799 surgical procedures
  2. bAverage response rates per measurement point. All patients had at least one measurement point at either pre-surgery or at one of the post-surgery follow-up measurements. The distribution of the number of 1, 2 and ≥3 measurement points was 19%, 30.5%, and 50.5% respectively