Article Figures & Data
Tables
- Table 1:
Adequate occlusion and aneurysm remnant at midterm follow-up relating to clinical factors and immediate postoperative aneurysm occlusion
Adequate Occlusion Aneurysm Remnant P Value No. % (95% CI) No. % (95% CI) Sex Female (314) 252 80.3 (75.4–84.5) 62 19.7 (15.5–24.6) .569 Male (203) 167 82.3 (76.3–87.3) 36 17.7 (12.7–23.7) Age <65 years (448) 367 81.9 (78.0–85.4) 81 18.1 (14.6–22.0) .198 ≥65 years (69) 52 75.4 (63.5–85.0) 17 24.6 (15.1–36.5) Hypertension Yes (145) 108 74.5 (66.6–81.4) 37 25.5 (18.6–33.4) .018 No (372) 311 83.6 (79.4–87.2) 61 16.4 (12.8–20.6) Smoking Yes (225) 182 80.9 (75.1–85.8) 43 19.1 (14.2–24.9) .937 No (292) 237 81.2 (76.2–85.5) 55 18.8 (14.5–23.8) WFNS ≤2 (391) 316 80.8 (76.6–84.6) 75 19.2 (15.4–23.5) .817 >2 (126) 103 81.7 (73.9–88.1) 23 18.3 (11.9–26.1) Postop. aneurysm occlusion AO (463) 395 85.3 (81.8–88.4) 68 14.7 (11.6–18.3) <.001 AR (54) 24 44.4 (30.9–58.6) 30 55.6 (41.4–69.1) Note:—CI indicates confidence interval; postop., postoperative.
- Table 2:
Adequate occlusion and aneurysm remnant at midterm follow-up relating to anatomic and therapeutic factors
Adequate Occlusion Aneurysm Remnant P Value No. % (95% CI) No. % (95% CI) Location ICA (143) 108 75.5 (67.6–82.3) 35 24.5 (17.7–32.4) .049 ACA/AcomA (262) 220 84.0 (79.0–88.2) 42 16.0 (11.8–21.1) .087 MCA (68) 53 77.9 (66.2–87.1) 15 22.1 (12.9–33.8) .484 VB (44) 38 86.4 (72.6–94.8) 6 13.6 (5.2–27.4) .350 Aneurysm size ≤10 (470) 388 82.6 (78.8–85.9) 82 17.4 (14.1–21.2) .007 >10 (47) 31 66.0 (50.7–79.1) 16 34.0 (20.9–49.3) Neck size ≤4 (451) 374 82.9 (79.1–86.3) 77 17.1 (13.7–20.9) .005 >4 (66) 45 68.2 (56.6–79.1) 21 31.8 (20.9–44.4) Dome-to-neck ≤1.5 (216) 173 80.1 (74.1–85.2) 43 19.9 (14.8–25.9) .640 >1.5 (301) 246 81.7 (76.9–85.9) 55 18.3 (14.1–23.1) Type of treatment Coiling (407) 325 79.9 (75.6–83.7) 82 20.1 (16.4–24.4) .186 Remodeling (110) 94 85.5 (77.5–91.5) 16 14.5 (8.5–22.6) Type of coils GDC (276) 224 81.2 (76.0–85.6) 52 18.8 (14.4–24.0) .943 Matrix (241) 195 80.9 (75.4–85.7) 46 19.1 (14.3–24.6) Note:—CI indicates confidence interval.
- Table 3:
Evolution of aneurysm occlusion relating to clinical factors and immediate postoperative aneurysm occlusion
Stable or Improved Worsened P Value No % (95% CI) No % (95% CI) Sex Female (311) 159 51.1 (45.4–56.8) 152 48.9 (43.2–54.6) .426 Male (202) 96 47.5 (40.5–54.7) 106 52.5 (45.3–59.5) Age <65 years (446) 213 47.8 (43.0–52.5) 233 52.2 (47.5–57.0) .024 ≥65 years (67) 42 62.7 (50.0–74.2) 25 37.3 (25.8–50.0) Hypertension Yes (144) 74 51.4 (42.9–59.8) 70 48.6 (40.2–57.1) .634 No (369) 181 49.1 (43.8–54.3) 188 50.9 (45.7–56.2) Smoking Yes (225) 109 48.4 (41.8–55.2) 116 51.6 (44.8–58.3) .613 No (288) 146 50.7 (44.8–56.6) 142 49.3 (43.4–55.2) WFNS ≤2 (390) 189 48.5 (43.4–53.6) 201 51.5 (46.5–56.6) .315 >2 (123) 66 53.6 (44.4–62.7) 57 46.3 (37.3–55.6) Postop. aneurysm occlusion AO (460) 231 50.2 (45.6–54.9) 229 49.8 (45.1–54.5) .497 AR (53) 24 45.3 (31.6–59.6) 29 54.7 (40.4–68.4) Note:—AO indicates adequate occlusion; AR, aneurysm remnant; CI, confidence interval; postop., postoperative
Stable or Improved Worsened P Value No % (95% CI) No % (95% CI) Location ICA (142) 63 44.4 (36.0–52.9) 79 55.6 (47.1–64.0) .135 ACA/AcomA (259) 131 50.6 (44.3–56.8) 128 49.4 (43.2–55.7) .690 MCA (68) 39 57.4 (44.8–69.3) 29 42.6 (30.7–55.2) .177 VB (44) 22 50.0 (34.6–65.4) 22 50.0 (34.6–65.4) .968 Aneurysm size ≤10 (467) 236 50.5 (45.9–55.2) 231 49.5 (44.8–54.1) .234 >10 (46) 19 41.3 (27.0–56.8) 27 58.7 (43.2–73.0) Neck size ≤4 (447) 230 51.5 (46.7–56.2) 217 48.5 (43.8–53.3) .041 >4 (66) 25 37.9 (26.1–50.7) 41 62.1 (49.3–73.8) Dome-to-neck ≤1.5 (215) 107 49.8 (42.9–56.7) 108 50.2 (43.3–57.1) .982 >1.5 (298) 148 49.7 (43.8–55.5) 150 50.3 (44.5–56.2) Type of treatment Coiling (404) 203 50.2 (45.3–55.2) 201 49.8 (44.8–54.7) .638 Remodeling (109) 52 47.7 (38.1–57.5) 57 52.3 (42.5–62.0) Type of coils GDC (272) 133 48.9 (42.8–55.0) 139 51.1 (45.0–57.2) .696 Matrix (241) 122 50.6 (44.1–57.1) 119 49.4 (42.9–55.9) Note:—CI, confidence interval.
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