Table 2:

Immediate and follow-up angiographic results

TotalStent-AssistedNo StentP
Immediate result, n (%)(n = 1815)(n = 323)(n = 1492)
    Class 1a1083 (59.7)165 (51.1)918 (61.5)<.001
    Class 2b307 (16.9)44 (13.6)263 (17.6).08
    Class 3c425 (23.4)114 (35.3)311 (20.8)<.0001
Last follow-up result, n (%)(n = 1254)(n = 207)(n = 1047)
    Class 1a718 (57.3)152 (73.4)566 (54.1)<.0001
    Class 2b319 (25.4)30 (14.5)289 (27.6)<.0001
    Class 3c217 (17.4)25 (12.1)192 (18.3).04
  • a Complete obliteration (Reference 7).

  • b Residual neck (Reference 7).

  • c Residual aneurysm (Reference 7).