Table 4.
Correlations between cognitive domains, clinical variables, and questionnaire results
| VM | VSM | PS | WM | VF | GCS | |
|---|---|---|---|---|---|---|
| Disease duration | ||||||
| r | −0.210 | −0.400 | −0.370 | −0.074 | −0.312 | −0.330 |
| P | 0.114 | 0.002* | 0.005* | 0.579 | 0.017* | 0.012* |
| EDSS score | ||||||
| r | −0.344 | −0.296 | −0.395 | −0.151 | −0.262 | −0.355 |
| P | 0.008* | 0.023* | 0.002* | 0.253 | 0.045* | 0.006* |
| Anxiety score | ||||||
| r | −0.062 | 0.066 | 0.086 | −0.004 | 0.193 | 0.061 |
| P | 0.642 | 0.617 | 0.520 | 0.976 | 0.142 | 0.650 |
| Depression score | ||||||
| r | −0.415 | −0.217 | −0.256 | −0.129 | −0.113 | −0.279 |
| P | <0.001* | 0.100 | 0.053 | 0.328 | 0.392 | 0.034* |
| MSNQ | ||||||
| r | −0.236 | −0.097 | −0.068 | −0.105 | 0.035 | −0.130 |
| P | 0.072 | 0.466 | 0.613 | 0.431 | 0.793 | 0.331 |
| Fatigue | ||||||
| r | −0.383 | −0.110 | −0.239 | −0.245 | −0.068 | −272 |
| P | 0.003* | 0.408 | 0.071 | 0.062 | 0.609 | 0.039* |
Note:
*
Significant P-value corrected for multiple testing using the Bonferroni correction method (α/k: 0.05/6=0.008).
Abbreviations: VM, verbal memory; VSM, visuospatial memory; PS, processing speed; WM, working memory; VF, verbal fluency; GCS, global cognitive score; EDSS, Expanded Disability Status Scale; MSNQ, Multiple Sclerosis Neuropsychological Questionnaire.