Patient demographics and aneurysm characteristics with breakdown of the characteristics according to the presence/absence of a visual disturbance at presentation
| Variable | Total | Visual Disturbance | No Visual Disturbance | P Value |
|---|---|---|---|---|
| Total | 65 | 22 (34) | 43 (66) | |
| Demographics | ||||
| Age (yr) (average) (range) | 56 ± 11.4 (26–78) | 55 ± 14 (26–70) | 56.5 ± 10.1 (38–78) | .656 |
| Sex | 1.000 | |||
| Female (No.) (%) | 57 (88) | 19 (86) | 38 (88) | |
| Male (No.) (%) | 8 (12) | 3 (14) | 5 (12) | |
| Presentation (patient may be included in multiple categories) | ||||
| Visual disturbance (No.) (%) | 22 (20) | 22 (100) | 0 (0) | |
| Headache (without SAH) (No.) (%) | 24 (37) | 9 (41) | 15 (35) | |
| Incidental (No.) (%) | 15 (23) | 0 (0) | 13 (30) | |
| Hemorrhage (No.) (%) | 12 (18) | 1 (5) | 10 (23) | |
| Other neurologic sequelae (No.) (%) | 11 (17) | 2 (10) | 9 (21) | |
| Hypertension | .800 | |||
| Yes (No.) (%) | 31 (48) | 11 (50) | 20 (47) | |
| No (No.) (%) | 34 (52) | 11 (50) | 23 (53) | |
| Aneurysm characteristics | ||||
| Diameter (mm) (average) (range) | 8.4 ± 4.6 (2–20) | 9.1 ± 5.5 (2–20) | 8.1 ± 4.1 (2.2–19) | .476 |
| Volume (mm3) (average) (range) | 417 ± 681 (3–2724) | 565 ± 850 (3.7–2724) | 341 ± 573 (3–2544) | .273 |
| Neck width (mm) (average) (range) | 3.9 ± 1.5 (1.3–8) | 3.9 ± 1.9 (1.5–7.4) | 3.9 ± 1.3 (1.3–8) | .905 |
| Dome-to-neck ratio (average) (range) | 2.1 ± 0.8 (1–6) | 2.3 ± 1 (1.2–6) | 2.1 ± 0.7 (1–3.8) | .320 |
| Sidedness | .791 | |||
| Left (No.) (%) | 39 (60) | 14 (64) | 25 (58) | |
| Right (No.) (%) | 26 (40) | 8 (36) | 18 (42) |