Sentinel Headache | No Sentinel Headache | P Value | |||
---|---|---|---|---|---|
Age (yr) | 54.1 | 45.2–71.8 | 53.6 | 49.2–60.8 | .8336b |
Admission scores | |||||
Glasgow Coma Scale | 13.0 | 7.8–14.4 | 14.0 | 9.9–13.6 | .1912b |
Hunt and Hess Grade | 3.0 | 2.4–4.1 | 3.0 | 2.5–3.5 | .4507b |
WFNS grade | 3.0 | 2.2–4.1 | 2.0 | 2.0–3.2 | .2618b |
Radiologic features | |||||
Fisher score | 3.0 | 2.8–3.4 | 3.0 | 2.9–3.0 | .1155b |
Intraventricular hemorrhage | 5 | 62.5% | 13 | 52.0% | .6992c |
Intracerebral hemorrhage | 2 | 25.0% | 4 | 16.0% | .6162c |
Acute hydrocephalus | 5 | 62.5% | 19 | 76.0% | .6510c |
Aneurysm location | |||||
ACA/AcomA | 2 | 25.0% | 11 | 44.0% | .5436d |
ICA/PcomA | 3 | 37.5% | 5 | 20.0% | |
MCA | 2 | 25.0% | 8 | 32.0% | |
Posterior circulation | 1 | 12.5% | 1 | 4.0% | |
Aneurysm characteristics | |||||
Dome size (mm) | 6.5 | 4.6–10.6 | 7.0 | 6.5–7.9 | .8155b |
Neck size (mm) | 3.0 | 1.5–5.5 | 3.4 | 2.7–5.0 | .6447b |
Aneurysm occlusion | |||||
Surgical occlusion | 4 | 50.0% | 9 | 36.0% | .6573d |
Endovascular occlusion | 3 | 37.5% | 14 | 56.0% | |
None | 1 | 12.5% | 2 | 8.0% | |
Further treatment | |||||
DHC | 1 | 12.5% | 2 | 8.0% | 1.0000c |
VP shunt | 3 | 37.5% | 7 | 28.0% | .6728c |
Balloon dilation | – | 0% | 8 | 32.0% | .1516c |
Complications | |||||
Angiographic vasospasm | 1 | 12.5% | 16 | 64.0% | .0167c |
DIND | – | 0% | 10 | 40.0% | .0715c |
DCI | – | 0% | 5 | 20.0% | .3023c |
Rebleeding | – | 0% | 2 | 8.0% | 1.0000c |
Outcome at discharge | |||||
Death | 3 | 37.5% | 5 | 20.0% | .3659c |
Unfavorable (mRS 4–5) | – | 0% | 1 | 4.0% | 1.0000c |
Favorable (mRS 0–3) | 5 | 62.5% | 19 | 76.0% | .6510c |
MoCA | 15.0 | 0.4–34.2 | 18.0 | 11.0–20.9 | .9108b |
Total | 8 | 100% | 25 | 100% |
Note:—ACA indicates anterior cerebral artery; AcomA, anterior communicating artery; DCI, delayed cerebral ischemia; DHC, decompressive hemicraniectomy; DIND, delayed ischemic neurologic deficit; MoCA, Montreal Cognitive Assessment; PcomA, posterior communicating artery; VP, ventriculoperitoneal; WFNS, World Federation of Neurosurgical Societies grading scale.
↵a The rates of vasospasm and DIND are lower in patients with sentinel headache probably due to higher early mortality in this group. Results are presented as medians with 95% confidence intervals for nominal variables and in absolute numbers and percentages for categoric variables.
↵b Mann-Whitney test.
↵c Fisher exact test.
↵d χ2 test.