The association between disability and physical performance, pain intensity, and pain-related anxiety in patients after lumbar decompression surgery: a cross-sectional study

Table 2 Bivariate correlation analysis (n = 80)

Variable	1	2	3	4	5	6	7	8
1. ODI	1
2. 6MWT	− 0.19	1
3. TUG	0.41**	0.24*	1
4. FRT	− 0.53**	0.29**	− 0.69**	1
5. Modified Sorensen test	− 0.71**	0.34**	− 0.66**	0.75**	1
6. VAS (back pain)	0.50**	− 0.12	0.36**	− 0.38**	− 0.50**	1
7. VAS (Lower extremity pain)	0.55**	− 0.10	0.44**	− 0.50**	− 0.53**	0.68**	1
8. PASS-20	0.75**	− 0.19	0.49**	− 0.74**	− 0.70**	0.51**	0.62**	1

FRT functional reach test, ODI Oswestry Disability Index, PASS-20 Pain Anxiety Symptoms Scale-20, TUG timed up and go test, VAS visual analog scale, 6MWT 6-min walking test
*P < 0 .05
**P < 0.01

ISSN: 1749-799X