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 total knee arthroplasty (TKA)
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
<= 49.5
1
> 49.5
0
Oxford knee score
<= 30.5
> 30.5
SF-36 physical
<= 29.3
3
29.4 to 33.4
2
33.5 to 40.7
> 40.7
total score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: 0
• maximum score: 5
Score
Timing of TKA
delay
1 or 2
consider
>= 3
perform TKA
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Specialty: Surgery, orthopedic
