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Table 3 The p-values by t-test analysis of FA values

From: Reducing surgical levels by paraspinal mapping and diffusion tensor imaging techniques in lumbar spinal stenosis

Test values

Reference and positive FA values of cauda equina

Reference and positive FA values of left nerve root

Reference and positive FA values of right nerve root

p-values

0.000

0.000

0.000a

  1. FA fractional anisotropy; aBecause equal variances were not assumed, Satterthwaite separate variance estimation t-test was selected