Table 2 The associated risk of Modic change in the lumbar spine as intervertebral disc height (mm) reduces

L1/2

1.5 (0.9, 2.3)

0.11

1.5 (0.8, 3.0)

0.22

L2/3

1.7 (1.1, 2.7)

0.01

1.8 (1.1, 2.9)

0.03

L3/4

1.1 (0.9, 1.4)

0.29

1.1 (0.8, 1.4)

0.64

L4/5

1.3 (1.1, 1.7)

0.007

1.4 (1.1, 1.8)

0.008

L5/S1

1.4 (1.1, 1.7)

0.001

1.4 (1.1, 1.8)

0.001

Univariate OR 95 % CI

P

Multivariate OR 95 % CI

P

Average disc height (L1-S1)

1.5 (1.1, 2.0)

0.02

1.6 (1.1, 2.3)

0.01

Total disc height (L1-S1)

1.1 (1.0, 1.2)

0.02

1.1 (1.0, 1.2)

0.01