Table 1. Demographics of 436 treated intracranial saccular aneurysms.
| Variables | UIA | SAH | Total | p-value |
|---|---|---|---|---|
| Total, n (%) | 196 (45) | 240 (55) | 436 (100) | |
| Female sex, n (%) | 156 (80) | 156 (65) | 312 (72) | 0.001* |
| Age, y (mean ± SD) | 58.6 ± 12.7 | 56.3 ± 13.7 | 57.3 ± 13.3 | 0.06 |
| Mean aneurysm diameter, mm (mean ± SD) | 6.47 ± 3.65 | 7.4 ± 4.47 | 7.0 ± 4.1 | 0.02* |
| Location, n (%) | ||||
| ICA | 101 (51.5) | 87 (36.3) | 188 (43.1) | |
| ACA | 45 (23) | 99 (41.3) | 144 (33) | |
| MCA | 24 (12.2) | 20 (8.3) | 44 (10.1) | |
| BA | 23 (11.7) | 24 (10) | 47 (10.8) | |
| VA | 3 (1.5) | 10 (4.2) | 13 (3) | |
| HH grade, n (%) | ||||
| 0 | 196 (100) | 0 | 196 (46.9) | |
| 1 | 0 | 6 (2.5) | 6 (1.4) | |
| 2 | 0 | 118 (49.2) | 118 (27.1) | |
| 3 | 0 | 58 (24.2) | 58 (13.3) | |
| 4 | 0 | 39 (16.2) | 39 (8.9) | |
| 5 | 0 | 19 (7.9) | 19 (4.4) | |
| Assisted, n (%) | ||||
| Simple coiling | 52 (27) | 134 (56) | 186 (42.7) | |
| BAC | 34 (17) | 47 (20) | 81 (18.6) | |
| SAC | 99 (51) | 40 (17) | 139 (31.9) | |
| DAC | 11 (5) | 19 (7) | 30 (6.9) | |
| GOS, n (%) | ||||
| 5 | 193 (98.5) | 171 (71) | 364 (83.5) | |
| 4 | 2 (1) | 25 (10) | 27 (6.2) | |
| 3 | 1 (0.5) | 18 (8) | 19 (4.4) | |
| 2 | 0 | 0 | 0 | |
| 1 | 0 | 26 (11) | 26 (6) | |
| Odd ration (95% CI) | ||||
| All complications, n (%) | 12 (6) | 49 (20) | 3.93 (2.02–7.63) | < 0.001* |
| IAR | 7 (3.6) | 28 (11.7) | 3.57 (1.52–8.35) | 0.002* |
| TE | 5 (2.6) | 17 (7.1) | 2.91 (1.06–8.04) | 0.03* |
| Permanent TE | 3 (1.5) | 11 (4.6) | 3.09 (0.85–11.24) | 0.07 |
| Recanalized TE | 2 (1) | 6 (2.5) | 2.49 (0.50–12.46) | 0.31 |
| PER | 0 | 4 (1.7) | 1.02 (1.0–1.03) | 0.13 |
Values are presented as number (%) or mean ± standard deviation.
UIA = unruptured intracranial aneurysm; SAH = subarachnoid hemorrhage; ICA = internal carotid artery; ACA = anterior cerebral artery; MCA = middle cerebral artery; BA = basilar artery; VA = vertebral artery; HH = Hunt and Hess grades; BAC = balloon-assisted coil; SAC = stent-assisted coil; DAC = double catheter-assisted coil; IAR = intraprocedural aneurysm rupture; TE = thromboembolism; PER = post-procedural early rebleeding; GOS = Glasgow outcome scale.
*p < 0.05 for comparison between two groups