Table 2. Primary and Post Hoc Efficacy Outcomes.
| mTICI Grade (Analysis)a | No (%) of Patients | Difference, % (90% CI) | ||
|---|---|---|---|---|
| All (n = 198) |
3-D Stent Retriever With Aspiration (n = 98) |
Aspiration Alone (n = 100) |
||
| 2-3 (ITT) | 161/190 (84.7) | 82/94 (87.2) | 79/96 (82.3) | 4.9 (−3.6 to 13.5) |
| 2b-3 (ITT)b | 144/190 (75.8) | 77/94 (81.9) | 67/96 (69.8) | 12.1 (2.0 to 22.2) |
| 2-3 (PP) | 151/173 (87.3) | 77/87 (88.5) | 74/86 (86.0) | 2.5 (−5.9 to 10.8) |
| 2b-3 (PP)b | 137/173 (79.2) | 73/87 (83.9) | 64/86 (74.4) | 9.5 (−0.6 to 19.6) |
Abbreviations: ITT, intention to treat; mTICI, modified Thrombolysis in Cerebral Infarction; PP, per protocol; 3-D, 3-dimensional.
a
Scores range from 0 to 3, with higher scores indicating a greater degree of revascularization.
b
Indicates post hoc end points.