Median | Range | |
---|---|---|
Clinical grade on admission | ||
Hunt and Hess | 2 | 1–3 |
Amount of blood in CT | 18 | 2–22 |
Clinical events after the bleeding | ||
First CT (h) | 4.8 | 1.9–132 |
Aneurysm operation1-150(days) | 3.5 | 0.5–8 |
CSF sample for analysis (days) | 14 | 8–25 |
An aneurysm was found and operated on in each patient (anterior communicating artery, four; medial cerebral artery, four; posterior cerebral artery, one).
↵1-150 CSF sample from one patient was obtained before aneurysm operation at day 18 after the bleeding. This patient is not included in the data on the timing of the aneurysm operation.