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Table 2 Main results

From: Minimal clinically important difference (MCID), substantial clinical benefit (SCB), and patient-acceptable symptom state (PASS) in patients who have undergone total knee arthroplasty: a systematic review

PROMs

Patients (n)

MCID

SCB

PASS

FJS-12 (0–100)

806

14

28

30

OKS (12–60)

1211

5

 

30

KOOS (0–100)

11,798

12

  

KOOS ADL (0–100)

12,483

10

23

83

KOOS Pain (0–100)

12,314

12

22

85

KOOS QOL (0–100)

12,314

14

15

66

KOOS Sports/Recreation (0–100)

231

9

  

KOOS Symptoms (0–100)

712

9

21

81

WOMAC function (0–20)

7524

24

 

67

WOMAC pain (0–68)

7558

24

 

75

WOMAC stiffness (0–8)

2654

15

  

WOMAC total (0–96)

2589

10

  

KSS (0–100)

701

5

40

 

KSS function (0–100)

507

10

39

 

SF-12 (0–100)

701

6

  

SF-36 bodily pain (0–100)

3856

7

 

54

SF-36 mental health (0–100)

3856

4

 

69

SF-36 physical functioning (0–100)

3856

7

 

34

SF-36 role-emotional (0–100)

3856

2

 

65

SF-36 social functioning (0–100)

3856

7

 

56

SF-36 vitality (0–100)

3856

3

 

47

SF-36 role physical (0–100)

3856

9

 

43

SF-36 total (0–100)

3856

5

 

51

  1. ALD: activity of daily living; FJS-12: Forgotten Joint Score-12; KOOS: Knee injury and Osteoarthritis Outcome Score; KSS: Knee Society Score; MCID: minimal clinically important difference; OKS: Oxford Knee Score; PASS: patient-acceptable symptom state; PROMs: patient-reported outcome measures; QoL: quality of life; SCB: substantial clinical benefit; SF: Short Form; WOMAC: Western Ontario and McMaster Universities Osteoarthritis). In brackets the range of points each scale offers