From: Traditional Chinese-Hong Kong version of Forgotten Joint Score-12 (FJS-12) for patients with osteoarthritis of the knee underwent joint replacement surgery: cross-cultural and sub-cultural adaptation, and validation
FJS-12 or NRS
FJS-12 baseline
FJS-12 follow-up
NRS baseline
NRS follow-up
0.721**
0.601**
0.799**
-0.765**
0.873**
-0.837**