Table 4:

Outcome measures

ParameterSolitary AneurysmTandem AneurysmsP Value
Length of procedure (median) (range) (min)69.5 (16–192)a76 (19–194)b.52
PED dimensions (median) (range) (mm)
    PED length19 (12–35)20 (6–30).42
    PED diameter4 (2.5–5.5)4 (3.5–5).26
Last angiographic follow-up (median) (range) (mo)12 (1–79)c18 (4.8–51)d.008
Follow-up occlusion rate (No.)
    Complete (100%)109 (75.1%)c62 (88.6%)d.06
    Near-complete (90%–99%)12 (8.3%)4 (5.7%)
    Partial (<90%)24 (16.6%)4 (5.7%)
Retreatment (No.)
    Endovascular7 (4.9%)4 (5.7%).81
Posttreatment mRS (No.)
    0–2169 (98.8%)e32 (97%)f.42
    3–52 (1.2%)1 (3%)
Follow-up mRS (No.)
    Improved47 (27.5%)e9 (27.3%)f.33
    No change112 (65.5)24 (72.7%)
    Worsened12 (7%)0
Neurologic complications (No.)
    Symptomatic thromboembolic5 (2.7%)3 (8.8%).08
        Permanent3 (1.6%)1 (2.9%).60
    Symptomatic hemorrhagic2 (1.1%)1 (2.9%).39

  • ↵a Data are missing for 32 procedures.

  • ↵b Data are missing for 15 procedures.

  • ↵c Data are missing for 39 aneurysms.

  • ↵d Data are missing for 8 aneurysms.

  • ↵e Data are missing for 13 procedures.

  • ↵f Data are missing for 1 procedure.