Table 3.
Factorial analysis of clinical and neuropsychological characteristics of patients with RRMS.
| Component |
||||
|---|---|---|---|---|
| 1 |
2 |
3 |
4 |
|
| Variance explained (%) |
31.955 |
14.536 |
10.587 |
9.366 |
| Eigenvalues |
3.835 |
1.744 |
1.27 |
1.124 |
| r | r | r | r | |
| FSMC-cog | 0.857 | |||
| FSMC-mot | 0.851 | |||
| FSS-ment | 0.800 | |||
| EDSS | 0.790 | |||
| FSS-vis | 0.608 | |||
| Age | 0.771 | |||
| 2y-ARR | − 0.766 | |||
| Disease duration | 0.697 | |||
| SDMT | − 0.721 | |||
| Sex | 0.674 | |||
| CES-D | 0.592 | |||
| Education years | 0.684 | |||
N = 53. Factor contribution > 0.5 taken into account. FSMC-cog: cognitive sub-score of the Fatigue Scale for Motor and Cognitive Functions; FSMC-mot: physical sub-score of the Fatigue Scale for Motor and Cognitive Functions; FSS-ment: Kurtzke Functional System Score – mental; EDSS: Expanded Disability Status Scale; FSS-vis: Kurtzke Functional System Score – visual; 2y-ARR: Annualized relapse rate; SDMT: Symbol Digit Modalities Test; CES-D: Center for Epidemiologic Studies Depression Scale.