Table 3. Group differences between PwMS and HC.
| SMSW parameter | PwMS | HC | Statistic | ||
|---|---|---|---|---|---|
| Mean ± SD | Mean ± SD | Difference | T | p* | |
| Average speed (m/s) | 1.66 ± 0.30 | 1.83 ± 0.26 | 0.17 | 3.526° | 0.001 |
| Mediolateral deviation (cm) | 1.33 ± 0.32 | 1.15 ± 0.32 | -0.18 | -3.200° | 0.002 |
| Vertical deviation (cm) | 1.72 ± 0.43 | 1.78 ± 0.48 | 0.06 | 0.794° | 0.429 |
| Speed deviation (m/s) | 0.20 ± 0.03 | 0.19 ± 0.03 | -0.01 | -1.770° | 0.079§ |
| 3D deflection deviation (cm2) | 5.02 ± 1.84 | 4.78 ± 2.04 | -0.24 | -0.700° | 0.485 |
Abbreviations: PwMS: people with multiple sclerosis. HC: healthy control. SMSW: Short Maximum Speed Walk. SD: standard deviation.
°Welch’s t-test.
*p-values less than 0.01 were deemed significant after Bonferroni correction (indicated in bold)
§ non-significance after Bonferroni correction of this non-normally distributed parameter was confirmed with Mann-Whitney U test (p = 0.045)