Characteristics of the study population
| All (n = 87) | Good Grade (n = 49) | Poor Grade (n = 38) | P Value | |
|---|---|---|---|---|
| Age (mean) (SD) (yr) | 58.5 (13.2) | 57.5 (12.8) | 59.4 (13.9) | .554 |
| Female (No.) (%) | 58 (67) | 34 (69) | 24 (63) | .541 |
| Smoking (No.) (%) | 28 (32) | 15 (31) | 13 (34) | .722 |
| Hypertension (No.) (%) | 41 (47) | 19 (39) | 22 (58) | .076 |
| GCS score (mean) (SD) | 11.2 (4.6) | 14.5 (0.8) | 6.8 (3.8) | <.001 |
| mFisher grade (No.) (%) | <.001 | |||
| 1 | 7 (8) | 7 (14) | 0 (0) | |
| 2 | 26 (30) | 21 (43) | 5 (13) | |
| 3 | 6 (7) | 6 (12) | 0 (0) | |
| 4 | 58 (55) | 15 (31) | 33 (87) | |
| Aneurysm treatment (No.) (%) | .015 | |||
| Clip | 11 (13) | 7 (14) | 4 (11) | |
| Coil | 70 (81) | 42 (86) | 28 (74) | |
| None | 6 (6) | 0 (0) | 6 (16) | |
| Intracerebral hematoma (No.) (%) | 64 (74) | 8 (16) | 15 (40) | .03 |
| Hydrocephalus (No.) (%) | 57 (66) | 27 (55) | 30 (79) | .02 |
| Intracranial pressure (mean) (SD)a | 28.7 (28.0) | 15.3 (7.9) | 36.8 (31.1) | .005 |
| Angiographic vasospasm (No.) (%) | .377 | |||
| CT 1 | 1 (1) | 1 (2) | 0 | |
| CT 2 | 10 (11) | 6 (12) | 4 (1) | |
| DCI (No.) (%) | 13 (15) | 9 (18) | 4 (11) | .309 |
| Death (No.) (%) | 12 (14) | 0 (0) | 12 (34) | <.001 |
| DCI or death (No.) (%) | 25 (28) | 9 (18) | 16 (42) | .015 |
Note:—mFisher indicates modified Fisher Scale; CT 1, before aneurysm treatment; CT 2, after aneurysm treatment.
↵a Data available in 15/49 patients with good grades and 31/38 with poor grades.