Baseline characteristics of patients with unruptured aneurysms
| Characteristic | All patients (n=180) | NC (n=40) | EC (n=140) | P value |
| Age (years) | 32.7 (6.0) | 32.8 (5.6) | 32.6 (6.2) | 0.700 |
| Insurance | 0.727 | |||
| Private | 111 (61.7) | 22 (55.0) | 89 (63.6) | |
| Medicaid/other | 69 (38.3) | 18 (45.0) | 51 (36.4) | |
| Median income (>50th centile) | 92 (51.1) | 21 (52.5) | 71 (50.7) | 0.965 |
| Stage of pregnancy | 0.262 | |||
| Antepartum or labor | 42 (23.3) | – | – | |
| Postpartum | 138 (76.7) | – | – | |
| CCI | 1.14 (0.86) | 1.39 (0.69) | 1.09 (0.89) | 0.632 |
| Private hospitals | 140 (77.8) | 34 (85.0) | 106 (75.7) | 0.360 |
| Large bed size hospitals | 154 (85.6) | 36 (90.0) | 118 (84.3) | 0.352 |
| Teaching hospitals | 171 (95.0) | 38 (95.0) | 133 (95.0) | 0.886 |
Continuous variables are represented as mean (SD) and categorical variables as number (percentage).
CCI, Charlson Comorbidity Index; EC, endovascular coiling; NC, neurosurgical clipping.