Table 4.
Binomial logistic regression analyses of association of embolisation with complete AVM resection adjusted for Spetzler-Martin grade components. *95% Confidence interval
| Variable | aOR (95% CI*) | P-value |
|---|---|---|
| Prespecified model including all patients | ||
| Embolisation | 8.6 (1.7 – 67) | 0.017 |
| Eloquent location | 1.0 (0.3–4.1) | > 0.9 |
| Nidus diameter (per cm) | 1.0 (0.7–1.9) | > 0.9 |
| Deep venous drainage | 0.18 (0.04–0.6) | 0.01 |
| Sensitivity analysis of only patients with deep venous drainage | ||
| Embolisation | 14 (1.9–205) | 0.021 |
| Eloquent location | 0.7 (0.13–4.4) | 0.7 |
| Nidus diameter (per cm) | 0.62 (0.24–1.5) | 0.3 |
| Exploratory analysis including association with emergency treatment | ||
| Embolisation | 6.7 (1.2–55) | 0.042 |
| Eloquent location | 0.93 (0.23–4.0) | > 0.9 |
| Nidus diameter (per cm) | 1.0 (0.63–1.8) | > 0.9 |
| Deep venous drainage | 0.14 (0.03–0.55) | 0.007 |
| Emergency surgery | 0.23 (0.05–0.96) | 0.046 |