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Table 1:

Demographic and clinical data of the 8 patients with aneurysm neck size overestimation in the 3DRA-derived vascular models

CaseLocationAge/SexAneurysm Size (mm)Original Neck Diameter (mm)Absolute Neck Diameter Reduction (mm)Relative Neck Diameter Reduction
1AcomA56/F5.95.240.7715%
2AcomA27/M6.94.280.348%
3BA53/F11.06.860.548%
4MCA41/M4.52.860.8229%
5PcomA57/F17.96.661.2018%
6BA50/F6.03.861.1931%
7MCA58/M12.86.790.7010%
8PA39/F6.13.761.2032%
Average488.95.040.8519%
Minimum275.92.860.348%
Maximum5817.96.861.2032%
Standard deviation114.61.580.3210%
  • Note:—Aneurysm size is the largest aneurysm diameter. Neck diameters were measured in the working projection. AcomA indicates anterior communicating artery; BA, basilar artery; PA, pericallosal artery; PcomA: posterior communicating artery.