Prevalence of MRI findings within Cluster 2.4 in MRI_2. This cluster contained 11% of the 3,155 vertebral motion segments.

<p>(a) The vertical bars on the graph represent the proportion of vertebral motion segments for each of the MRI pathologies. (b) The mean age of the motion segments was 41 years (SD 10). (c) The vertebral level indicator shows the relative proportion of vertebral levels (L1 to L5) within the cluster.