Table 3.
Correlations among EDSS and PDDS with functional system scores from the EDSS in 96 patients with multiple sclerosis
| Functional system | EDSS | EDSS 95% CI | PDDS | PDDS 95% CI | P-value |
|---|---|---|---|---|---|
| Visual |
0.369** |
(0.182) - (0.530) |
0.253* |
(0.055) – (0.432) |
.38 |
| Brainstem |
0.157 |
(-0.045) - (0.347) |
0.184 |
(-0.017)- (0.371) |
.85 |
| Pyramidal |
0.647** |
(0.513) - (0.750) |
0.578** |
(0.427) – (0.698) |
.45 |
| Cerebellar |
0.528** |
(0.366) - (0.659) |
0.501** |
(0.334) – (0.637) |
.80 |
| Sensory |
0.398** |
(0.215) - (0.554) |
0.392** |
(0.208) – (0.549) |
.96 |
| Bladder/Bowel |
0.317** |
(0.124) - (0.487) |
0.377** |
(0.191) – (0.537) |
.64 |
| Mental | 0.255* | (0.057) - (0.433) | 0.169 | (-0.033) – (0.357) | .54 |
Note. EDSS = Expanded Disability Status Scale, PDDS = Patient Determined Disease Steps scale, P-value for the statistical significance of the difference between correlation coefficients for EDSS and PDDS with FS scores, * = p < .05, ** = p < .01, CI = Confidence Interval.