TABLE 2:

The data of image analysis

Presence ofAneurysmPresence of LobulationVisualization of Aneurysmal NeckRelationship to Neighboring ArteryOverall Image Quality
DSA4.50 + 0.923.27 + 1.272.50 + 0.882.37 + 0.943.90 + 0.31§
Rotation4.83 + 0.453.83 + 1.233.60 + 0.65*3.57 + 0.70*3.56 + 0.54§
MIP4.93 + 0.27*3.94 + 1.08*3.86 + 0.39*3.86 + 0.43*3.44 + 0.54§
SSD5.00 + 0.00*4.54 + 0.99*4.00 + 0.00*4.00 + 0.00*3.06 + 0.25
  • Note.—DSA indicates digital subtraction angiography; MIP, maximum intensity projection; SSD, surface shaded display.

  • * Value is significantly greater than that of DSA.

  • Value is significantly greater than that of rotational DSA.

  • Value is significantly greater than that of MIP.

  • § Value is significantly greater than that of SSD.