| Complications(n=25) | No complications(n=79) | P-value | |
|---|---|---|---|
| Age ± SD | 46.0±16.9 | 42.3±15.9 | 0.33 |
| Female gender, N (%) | 7 (28) | 38 (48) | 0.12 |
| Left side, N (%) | 14 (56) | 41 (52) | 0.90 |
| Spetzler-Martin grade, median (IQR) | 3 (2–3) | 2 (2–3) | 0.35 |
| Number of arterial pedicles, N ± SD | 4.8±1.6 | 4.0±1.8 | 0.04 |
| Arterial pedicle size<1 mm, N (%) | 18 (72) | 27 (34) | 0.002 |
| Buffalo score, median (IQR) | 4 (3–4) | 3 (2–4) | 0.004 |
| Fistulous component, N (%) | 11 (44) | 22 (28) | 0.21 |
| AVMN grade, median (IQR) | 3 (2–4) | 3 (2–3.5) | 0.23 |