Whole brain white matter integrity, Regional white matter
FA values in the left superior longitudinal fasciculus↓, the left retro-lenticular part of the internal capsule↓, part of the corpus callosum including the anterior corona radiata↓
Regional WMH in left hemispheric tracts: anterior thalamic radiation, lower cingulate, inferior longitudinal fasciculus, superior longitudinal fasciculus, and the superior longitudinal fasciculus branch to the temporal lobe
CLBP, chronic low back pain; FA, fractional anisotropy; NSLBP, nonspecific low back pain; ROI, regions of interest; S1 cortex, primary somatosensory cortex; SBP, subacute back pain; WMH, white matter hyperintensities.