Table 2.
Distribution of SC phenotypes and its relationship to spinal cord volume (MUCCA) and disability (EDSS).
| CIS | RRMS | SPMS | |||||||
|---|---|---|---|---|---|---|---|---|---|
| % | MUCCA (mm2) | EDSS median | % | MUCCA (mm2) | EDSS median | % | MUCCA (mm2) | EDSS median | |
| Normally appearing SC | 44.04 | 88.37 ± 7.63 | 1.5 | 33.12 | 85.63 ± 9.04 | 2.0 | 9.09 | 86.32 ± 8.84 | 5.0 |
| Lesions only | 26.61 | 88.68 ± 8.96 | 1.5 | 24.82 | 84.40 ± 9.18 | 2.0 | 32.73 | 75.83 ± 7.57 | 5.0 |
| Diffuse changes | 20.18 | 87.22 ± 8.37 | 2.0 | 27.44 | 80.55 ± 10.27 | 2.5 | 29.09 | 75.80 ± 12.12 | 5.5 |
| Diffuse changes+lesions | 9.17 | 86.21 ± 8.48 | 2.0 | 14.62 | 82.44 ± 9.01 | 2.5 | 29.09 | 76.03 ± 11.17 | 5.5 |
MUCCA, mean upper cervical cord cross-sectional area; EDSS, expanded disability status scale.