Table 3.

Correlation with CSI score

	CLBP (N=104)		KOA (N=50)
	rs	p-value	rs	p-value
Duration of symptom	0.02	0.84	0.23	0.11
EQ-5D	−0.47	<0.0001	−0.57	<0.0001
Pain intensity	0.37	<0.001	0.35	0.02
Pain interference	0.42	<0.0001	0.53	<0.0001
WPI score	0.25	0.01	0.27	0.06
PPT	−0.09	0.39	−0.16	0.26
TS	0.09	0.38	−0.13	0.39

Abbreviations: CLBP, chronic low back pain; KOA, knee osteoarthritis; EQ-5D, EuroQol 5-dimension; WPI, Widespread Pain Index; PPT, pressure pain threshold; TS, temporal summation.