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Table 3 Associations between increasing grade of disc degeneration (grades 2 to 4) and intervertebral disc height in mm at the corresponding level

From: A Dose–response relationship between severity of disc degeneration and intervertebral disc height in the lumbosacral spine

  Univariate β (95 % CI) P Multivariatea β (95 % CI) P
L1/2 −0.98 (−1.61, −0.36) 0.002 −0.98 (−1.65, −0.31) 0.005
L2/3 −1.53 (−2.09, −0.96) <0.001 −1.38 (−2.07, −0.69) <0.001
L3/4 −1.61 (−2.26, −0.96) <0.001 −1.60 (−2.37, −0.83) <0.001
L4/5 −1.32 (−2.10, −0.54) 0.001 −1.36 (−2.32, −0.39) 0.006
L5/S1 −1.23 (−2.00, −0.46) 0.002 −1.21 (−2.10, −0.32) 0.009
  1. aAdjusted for age, gender, body mass index and smoking history (past/present or never)