Table 3.
Characteristics of the included ischemic stroke survivors with no or partial UEMI recovery versus those with complete recovery
| Variable | No or partial UEMI recovery (n = 10) | Complete UEMI recovery (n = 31) | p value |
|---|---|---|---|
| Sex, n (%) | |||
| Female | 5 (50) | 10 (32) | nsa |
| Age at stroke onset, median (range) | 65 (36–74) | 64 (28–75) | nsb |
| NIHSS at baseline, median (range) | 7 (2–18) | 3 (1–8) | <0.001b |
| NIHSS arm/hand at baseline, median (range) | 2 (1–6) | 1 (1–3) | 0.004b |
| Lesion volume in mL, median (range) | 26.5 (0.4–155.3) | 1.0 (0.1–23.3) | 0.003b |
| Lesion location, n (%) | |||
| Cortical only | 0 | 3 (11) | nsa |
| Subcortical only | 3 (30) | 16 (57) | nsa |
| Corticosubcortical | 7 (70) | 7 (25) | 0.02a |
| Motor cortex involvement, n (%) | 7 (70) | 8 (29) | 0.03a |
| Corticospinal tract involvement, n (%) | 8 (80) | 18 (64) | nsa |
NIHSS National Institutes of Health Stroke Scale, including hand item 12 (composite scores 0–46); UEMI upper extremity motor impairment, defined as the NIHSS arm/hand score of ≥1
ns not significant
aFisher’s exact test
bThe Mann-Whitney two-sample test