Research Article
Management of Spontaneous Subarachnoid Hemorrhage Patients with Negative Initial Digital Subtraction Angiogram Findings: Conservative or Aggressive?
Table 2
The clinical characteristics of nonaneurysmal subarachnoid hemorrhage.
| | | All NASAH () | PMN-SAH () | nPMN-SAH () | value |
| | LOS, mean (range) | 8.5 ± 8.5 (2–75) | 7.7 ± 4.0 (2–16) | 12.9 ± 11.9 (2–75) | 0.001 | | GCS | | | | | | Mild (13–15) | 132 (97.0%) | 82 (100%) | 50 (90.9%) | 0.009 | | Middle (9–12) | 1 (0.7%) | 0 | 1 (1.8%) | | | Severe (3–8) | 4 (2.3%) | 0 | 4 (7.3%) | | | H-H grade | | | | | | Good (I-II) | 132 (96.4%) | 81 (98.8%) | 51 (92.7%) | 0.157 | | Poor (III-IV) | 5 (3.6%) | 1 (1.2%) | 4 (7.3%) | | | mFS | | | | | | 0-1 | 78 (56.9%) | 70 (85.4%) | 8 (14.5%) | <0.001 | | 2–4 | 59 (43.1%) | 12 (14.6%) | 47 (85.5%) | | | Complication | | | | | | Hydrocephalus | 14 (10.2%) | 3 (3.7%) | 11 (20.0%) | 0.001 | | Cerebral vasospasm | 7 (5.1%) | 1 (1.2%) | 6 (10.9%) | 0.017 | | Rebleeding | 1 (0.7%) | 0 | 1 (1.8%) | 0.401 | | Pulmonary infections | 3 (2.2%) | 1 (1.2%) | 2 (3.6%) | 0.564 |
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NASAH: nonaneurysmal subarachnoid hemorrhage, PMN-SAH: perimesencephalic nonaneurysmal subarachnoid hemorrhage, nPMN-SAH: nonperimesencephalic nonaneurysmal subarachnoid hemorrhage, GCS: Glasgow coma scale, H-H grade: Hunt-Hess grade, mFS: modified Fisher Scale; LOS: length of hospital stay.
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