Summary of demographics and total surgery duration between ERSIAS (Encephaloduroarteriosynangiosis Revascularization for Symptomatic Intracranial Arterial Stenosis) and control groups
| Demographics | Control group | ERSIAS group |
|---|---|---|
| Number of patients | 12 | 12 |
| Mean age± | 51.3 years±15.2 | 53.8 years±16.7 |
| Gender | ||
| Female | 10 (83.3%) | 10 (83.3%) |
| Male | 2 (16.6%) | 2 (16.6%) |
| Procedure | ||
| EDAS | 0 | 12 (100%) |
| Aneurysm | 10 (83.3%) | 0 |
| AVM | 2 (16.6%) | 0 |
| Surgery duration (min) | ||
| Mean | 386.2 | 448.8 |
| SD | 157.9 | 47.7 |
| Median | 384.5 | 446.5 |
| IQR | 249.0 | 67.3 |
AVM, arteriovenous malformation; EDAS, encephaloduroarteriosynangiosis.