Table 5 Montreal cognitive assessment in MS subtypes with cognitive impairment
|  | RRMS (N = 27) | SPMS (N = 4) | CIS (N = 1) | p |
|---|---|---|---|---|
Visuospatial/executive | ||||
 Trail making (executive) | 0.56 ± 0.51 | 0.5 ± 0.58 | 0 ± 0 | 0.571 |
 Cube (visuoconstructional) | 0.7 ± 0.47 | 0.5 ± 0.58 | 1 ± 0 | 0.59 |
 Clock (visuoconstructional) | 2.52 ± 0.75 | 2.5 ± 1 | 3 ± 0 | 0.831 |
Naming | 2.19 ± 0.74 | 2.5 ± 0.58 | 2 ± 0 | 0.687 |
Attention | ||||
 Digit span (sustained attention) | 1.74 ± 0.45 | 0.75 ± 0.5 | 2 ± 0 | 0.001 |
 Vigilance (concentration) | 0.96 ± 0.19 | 1 ± 0 | 1 ± 0 | 0.917 |
 Serial 7s (working memory) | 1.52 ± 1.01 | 1.25 ± 1.26 | 2 ± 0 | 0.792 |
Language | ||||
 Repetition | 0.56 ± 0.51 | 0.5 ± 0.58 | 0 ± 0 | 0.571 |
 Fluency | 0.93 ± 0.27 | 1 ± 0 | 1 ± 0 | 0.181 |
Abstraction (similarities) | 0.3 ± 0.47 | 0.25 ± 0.5 | 1 ± 0 | 0.338 |
Delayed recall (episodic memory) | 1.48 ± 1.4 | 1.25 ± 1.26 | 2 ± 0 | 0.883 |
Orientation | 1.22 ± 0.75 | 1 ± 0 | 1 ± 0 | 0.815 |
Total MoCA score | 20.56 ± 3.8 | 18.75 ± 3.2 | 22 ± 0 | 0.609 |