Inpatient cases with intracranial aneurysms – baseline demographics
| Ruptured aneurysms | Unruptured aneurysms | |||||
| Neurosurgical clipping (NSC) | Endovascular Therapy (EVT) | EVT+NSC | Neurosurgical Clipping (NSC) | Endovascular Therapy (EVT) | EVT+NSC | |
| N | 18 601 | 26 955 | 1386 | 13 377 | 29 410 | 310 |
| Age, year, mean±SD | 54.72±13.56 | 55,39±13.63 | 54.05±13.03 | 54.77±11.23 | 55.75±12.20 | 54.17±12.40 |
| Sex: female | 65.65% | 66.40% | 69.26% | 71.69% | 72.22% | 72.90% |
| Charlson Comorbidity Index | 0.41±0.64 | 0.41±0.64 | 0.43±0.63 | 0.27±0.37 | 0.29±0.57 | 0.34±0.65 |
| Myocardial infarction | 0.07% | 0.12% | XXX | 0.15% | 0.16% | 0.00% |
| Congestive heart failure | 0.38% | 0.38% | 0.29% | 0.29% | 0.39% | 0.00% |
| Peripheral vascular disease | 0.03% | 0.02% | 0.00% | 0.11% | 0.08% | 0.00% |
| Cerebrovascular disease | 29.87% | 29.76% | 32.03% | 14.71% | 16.83% | 21.61% |
| Dementia | 0.30% | 0.34% | XXX | 0.18% | 0.21% | 0.00% |
| Chronic pulmonary disease | 1.06% | 0.91% | 1.52% | 1.40% | 1.00% | 1.61% |
| Connective tissue / rheumatic disease | 0.08% | 0.08% | 0.00% | 0.19% | 0.18% | 0.00% |
| Peptic ulcer disease | 0.02% | XXX | 0.00% | XXX | XXX | 0.00% |
| Mild liver disease | 0.92% | 0.76% | 1.15% | 0.68% | 0.41% | 0.97% |
| Diabetes without complications | 0.63% | 0.68% | 0.58% | 1.99% | 1.65% | 1.29% |
| Diabetes with complications | 0.03% | 0.03% | 0.00% | 0.07% | 0.06% | XXX |
| Paraplegia and hemiplegia | 1.71% | 2.26% | 2.24% | 1.40% | 1.54% | 2.26% |
| Renal disease | 0.73% | 0.55% | 0.65% | 0.87% | 0.69% | 0.97% |
| Cancer | 0.27% | 0.27% | 0.29% | 0.51% | 0.37% | XXX |
| Moderate or severe liver disease | 0.28% | 0.20% | XXX | 0.10% | 0.04% | 0.00% |
| Metastatic carcinoma | 0.03% | 0.02% | 0.00% | 0.00% | 0.01% | 0.00% |
| AIDS/HIV | 0.05% | 0.05% | 0.00% | XXX | 0.05% | 0.00% |
| NIS-SSS | 15.46 | 14.78 | 17.49 | |||
| NIS-SSS>7 | 79.79% | 63.64% | 79.58% | |||
EVT, endovascular treatment; NIS-SSS National Inpatient Sample-Subarachnoid hemorrhage Severity Score, NSC, neurosurgical clipping; SD, standard deviation