0.5 SD	0.5 standard deviation
CD	Change Difference
FJS-12	Forgotten Joint Score-12
MC	Mean Change
MCID	Minimum Clinically Important Difference
MDC	minimum detectable change
MIC	Minimum Important Change
OKS	The Oxford Knee Score
PASS	Patient Acceptable Symptom State
PROMs	Patient-reported outcome measure
ROC/AUC	Receiver operating characteristic
SEM	Standard Error of Measurement
SF-36	Short Form Health Survey
TKA	Total Knee Arthroplasty
UKA	Unicompartmental Knee Arthroplasty
WOMAC	Western Ontario and McMaster University Osteoarthritis Index