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Table 4 Interobserver Reliability of GVR-A and GVR-B

From: Comparative intra- and inter-observer reliability of two methods for evaluating intraoperative ultrasonography-based spinal cord hyperechogenicity intensity in degenerative cervical myelopathy

method

n

Interobserver Reliability

ICC (95% CI)

GVR-A

28

0.198 (-0.183–0.527)

GVR-B

28

0.86 (0.72–0.933)

  1. GVR-A Gcompression/Gnorml, GVR-B Gcompression/Gsac; CI confidence interval, ICC intraclass confidence correlation