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Table 5 The correlations between severity of stenosis and post-operative clinical parameters

From: The reliability, correlation with clinical symptoms and surgical outcomes of dural sac cross-sectional area, nerve root sedimentation sign and morphological grade for lumbar spinal stenosis

 

r

P

Dural Sac Cross Sectional Area versus

 VAS of Leg Pain

-0.14

0.06

 VAS of Low Back Pain

-0.06

0.44

 ODI

-0.06

0.40

 Claudication

-0.01

0.89

Morphological Grade versus

 VAS of Leg Pain

-0.14

0.04

 VAS of Low Back Pain

-0.03

0.71

 ODI

0.02

0.74

 Claudication

0.01

0.91

Nerve Root Sedimentation Sign versus

 VAS of Leg Pain

0.07

0.30

 VAS of Low Back Pain

0.09

0.23

 ODI

0.17

0.02

 Claudication

-0.11

0.14

  1. VAS Visual Analog Scale, ODI Oswestry Disability Index