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Table 2 The probability of MRI grades 1 and 2 versus MRI grades 3 and 4 IVDs according to the vertebral region

From: Evaluation of intervertebral disc degeneration in young adult asymptomatic Dachshunds with magnetic resonance imaging and radiography

Vertebral region

MRI grade 1 + 2, n (%)

MRI grade 3 + 4 n (%)

Comparison between vertebral regions

*Odds ratio

95% CI

P-value

Cervical spine

45 (36%)

81 (64%)

Lumbar versus cervical spine

0.006

0.0004–0.10

0.0004

Thoracic spine

6 (2%)

267 (98%)

Thoracic versus cervical spine

0.04

0.018–0.10

< 0.0001

Lumbar spine

0 (0%)

147 (100%)

Thoracic versus lumbar spine

7.17

0.397–129.36

0.18

  1. MRI, magnetic resonance imaging; IVD; intervertebral disc; MRI grade 1 = non-degenerated IVD; MRI grade 2 = mildly degenerated IVD; MRI grade 3 = moderately degenerated IVD; MRI grade 4 = severely degenerated IVD; n = number of intervertebral discs
  2. *Logistic regression Odds ratios for the probability of MRI grades 1 and 2; 95% CI, 95% confidence interval
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Acta Veterinaria Scandinavica

ISSN: 1751-0147