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Table 5 Factors associated with the presence of ASD at baseline

From: The association of cervical sagittal alignment with adjacent segment degeneration

Factors Comparison Non-ASD versus ASD Mild ASD versus ASD
OR 95% CI P value OR 95% CI P value
Lordosis Per additional degree 0.99 0.96–1.02 0.566 1.02 0.98–1.06 0.411
SVA Per additional mm 1.00 0.98–1.02 0.883 1.03 1.00–1.06 0.124
OCI Per additional degree 1.05 1.01–1.09 0.009* 1.05 1.00–1.11 0.044*
T1 slope Per additional degree 1.00 0.97–1.04 0.879 1.03 0.99–1.08 0.145
  1. ASD adjacent segment degeneration, OR odds ratio, SVA sagittal vertical axis, OCI occipito-cervical inclination
  2. *P < 0.05