Table 1.
Summary of the demographic and MRI characteristics of the study cohort.
| Control Subjects (n = 17) |
Alzheimer’s Disease (n = 19) | Multiple Sclerosis (n = 27) | |
|---|---|---|---|
| Variable | Mean (SD) | Mean (SD) | Mean (SD) |
| Age | 56.5 (±18) | 72.7 (±7.2) | 40.3 (±14.4) |
| Gender (M/F) | 10/17 | 8/11 | 7/20 |
| Age at Onset (years) | n.a. | 69.8 (±6.8) | 39.3 (±13) |
| Duration of Disease (years) | n.a. | 2.8 (±1.7) | 1.9 (±2.4) |
| Education (years) | n.a. | 8.4 (±4.5) | n.a. |
| EDSS | n.a. | n.a. | 1.0 * |
| Total T2 Hyperintensities | n.a. | n.a. | 11 (7−18) * |
| Spinal cord T2 Hyperintensities | n.a. | n.a. | 2 (1−4) * |
| Patients with spinal cord lesions | n.a. | n.a. | 21/27 |
| Patients with contrast-enhancing lesions | n.a. | n.a. | 17/27 |
The results are expressed as the mean ± SD. Legend: n.a.: not available. *: results expressed as the median and interquartile range.