Relationships between Pain, Function and Radiographic Findings in Osteoarthritis of the Knee: A Cross-Sectional Study

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 **𝑃<0.01.
WOMAC: Western Ontario and McMaster Universities Osteoarthritis Index.
BMI: Body mass index.