Table 2 Demographic and neuropsychological background data.
| Variable | Patients with DM‐1 (n = 50) | Healthy controls (n = 41) | p* | |||
|---|---|---|---|---|---|---|
| Age (years) | 41.6 (10.4) | 37.4 (13,6) | <0.05 | |||
| Gender | 22 M, 28 F | 13 M, 28 F | NS† | |||
| Education (years) | 10.7 (2.1) | 13.9 (2.2) | <0.001 | |||
| Age at onset (years) | 26.7 (10.4, 12–50) | – | ||||
| Fatigue | 40 (80%) | – | ||||
| Brooke rating‡ | 0, 8 (1.6, 0–9) | – | ||||
| Information (WAIS‐R) | 19.4 (4.9) | 22.1 (3.2) | <0.01 | |||
| Block design (WAIS‐R) | 19.3 (8.0) | 38.1(6.8) | <0.001 | |||
| Digit symbol (WAIS‐R) | 38.4 (11.4) | 55.4 (11.0) | <0.001 |
Results are presented as means (SD) unless otherwise indicated. *Mann‐Whitney U test; †χ2 test. ‡Brooke's functional test and grading system measuring mobility (hips and legs); in the grading system, zero implies normal function and higher values indicates increasing levels of immobility. Numbers in parentheses are SD and range. NS, not significant.