Table 2:
Correlation coefficients showing associations between radiographic grade and clinical parameters.
BMI (r)
Disease duration (r)
WOMAC-A (r)
WOMAC-B (r)
WOMAC-C (r)
Kellgren-Lawrence (r)
Age
−0.223*
0.217*
0.081
−0.049
0.114
0.367**
BMI
0.173
0.10
0.037
0.169
0.149
Disease duration
0.102
0.151
0.136
0.386*
WOMAC-A
0.342**
0.631**
−0.046
WOMAC-B
0.331**
−0.119
WOMAC-C
0.172
*
P
< 0.05 and **
.
WOMAC: Western Ontario and McMaster Universities Osteoarthritis Index.
BMI: Body mass index.