Differences between left and right hemispheric stroke
| Left hemisphere (n=299)* | Right hemisphere (n=261)* | p Value | |
|---|---|---|---|
| *Patients in whom stroke was bilateral or side unknown were excluded. | |||
| †Score ≥ 1 NIHSS, item 9. | |||
| ‡Score ≥ 1 NIHSS, item 11. | |||
| ¶As measured by head computed tomography at 30 days, only available for survivors (n=421). | |||
| IQR, interquartile range; LOC, level of consciousness; NIHSS, National Institutes of Health stroke scale. | |||
| Total NIHSS (median (IQR)) | 19 (16 to 23) | 15 (12 to 18) | <0.0001 |
| Aphasia† | 96% | 20% | <0.001 |
| Neglect‡ | 70% | 95% | <0.001 |
| Total motor score (median (IQR)) | 7 (4 to 8) | 6 (4 to 8) | 0.19 |
| Infarct volume (cm3)¶ (median (IQR)) | 36 (8 to 82) | 47 (11 to 114) | 0.12 |
| LOC score maximum (median (IQR)) | 2 (1 to 2) | 2 (1 to 2) | 0.91 |
| LOC score (mean (SD)) | 1.5 ( 0.4) | 1.5 ( 0.4) | 0.75 |
| Mortality | 21.4% (n=64) | 18.8% (n=49) | 0.44 |