Description

Khow et al reported scores for deciding when to perform knee arthroplastic surgery. The authors are from Singapore General Hospital.


Patient selection: knee disorder, being considered for unicompartmental knee arthroplasty (UKA)

 

Parameters:

(1) preoperative Knee Society Score objective, from 0 to 100

(2) preoperative Oxford Knee Score, from 0 to 48

(3) preoperative SF-36 physical component score

 

Parameters

Finding

Points

KSS objective

<= 55.5

1

 

>55.5

0

Oxford knee score

<= 33.5

1

 

> 33.5

0

SF-36 physical

<= 31.3

3

 

31.4 to 33.9

2

 

34.0 to 40.5

1

 

> 40.5

0

 

total score =

= SUM(points for all of the parameters)

 

Interpretation:

• minimum score: 0

• maximum score: 5

 

Score

Timing of UKA

0

delay

1 or 2

consider

>= 3

perform TKA

 


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