Three different prognostic endpoints after ischaemic stroke for each diffusion-weighted imaging DWI lesion pattern
| Territorial | Other cortical | Small superficial | Internal border zone | Other deep | Small deep | |
|---|---|---|---|---|---|---|
| *p = 0.015; †p<0.001; ‡Barthel index <60 or modified Rankin score >3, p<0.001. | ||||||
| DWI lesion volume in ml (mean (SD)) | 128.1 (71.3) | 22.8 (36.5) | 1.3 (3.2) | 11.6 (18.3) | 9.7 (16.7) | 0.3 (0.8) |
| Time from symptom onset to DWI scanning in hours (mean (SD)) | 30.5 (49.6) | 41.3 (46.7) | 39.5 (45.5) | 43.8 (44.1) | 43.4 (42.6) | 37.8 (35.8) |
| Hospital course (n (%)) | ||||||
| Unstable course | 13 (27) | 6 (9) | 13 (13) | 12 (39) | 9 (21) | 15 (11) |
| Marked deterioration | 6 (13) | 4 (6) | 2 (2) | 5 (16) | 2 (5) | 1 (1) |
| Stroke recurrence (n) | 40 | 64 | 101 | 30 | 41 | 137 |
| Recurrence rate (n (%)) | 4 (10) | 8 (13) | 17 (17) | 4 (13) | 3 (7) | 5 (4) |
| Outcome at 90th day | ||||||
| Barthel index* (mean (SD)) | 41.7 (39.2) | 79.2 (31.1) | 92.3 (18.6) | 68.6 (31.8) | 80.6 (35.0) | 94.2 (11.9) |
| Modified Rankin score† (mean (SD)) | 3.6 (1.9) | 1.9 (1.5) | 1.0 (1.2) | 2.4 (1.7) | 1.4 (1.7) | 1.0 (1.0) |
| Poor outcome‡ (mean (SD)) | 30 (63) | 13 (20) | 9 (9) | 13 (42) | 8 (19) | 6 (4) |