Influence of angioarchitectural features on the treatment success—summary and univariate models
| Angioarchitectural Feature, Treatment Success Rate | P Value (Univariate Analysis) | ||||||
|---|---|---|---|---|---|---|---|
| Location | Transverse/Sigmoid Sinus, 80.4% | Tentorial/Petrosal, 72.0% | Superior Sagittal Sinus, 95.0% | Torcular, 100% | Anterior Cranial Fossa, 83.3% | Sphenoparietal Sinus, 75.0% | .084 |
| Cognard type | I, 60.0% | IIa, 75.0% | IIb, 100% | IIa+b 70.0% | III, 96.4% | IV, 80.4% | .047a |
| Borden type | I, 66.7% | II, 76.9% | III, 86.1% | .144 | |||
| Venous drainage | Into dural venous sinus, 71.4% | Directly into cortical veins, 85.4% | .099 | ||||
| Presence of cortical venous reflux | Yes, 85.9% | No, 61.1% | .013 | ||||
| No. of feeding arteries | <10, 92.6% | ≥10, 71.4% | .004a | ||||
| Bilateral feeders | Yes, 83.3% | No, 80.4% | .686 | ||||
| Pial artery supply | Yes, 77.8% | No, 83.1% | .531 | ||||
| Involvement of the middle meningeal artery | Yes, 80.2% | No, 92.9% | .252 | ||||
| Involvement of the occipital artery | Yes, 80.7% | No, 85.2% | .602 | ||||
| Involvement of the internal carotid arteryb | Yes, 70.7% | No, 88.4% | .020a | ||||
| Involvement of the vertebral arteryb | Yes, 75.6% | No, 85.5% | .193 | ||||
| Involvement of the superficial temporal artery | Yes, 81.3% | No, 82.1% | .921 | ||||
| Involvement of the ascending pharyngeal artery | Yes, 61.5% | No, 88.1% | .002a | ||||