Summary of the changes agreed and voted on by the Delphi panel to the procedure steps and procedure errors of the reference approach to mechanical thrombectomy
| Procedure phase | Steps | Errors | Voting | |||||
| Before Delphi | After Delphi | Before Delphi | After Delphi | Yes | No | Abstained | % Majority | |
| I | 2 | 2 | 11 | 12 | 20 | 1 | 0 | 95 |
| IIa | 1 | 1 | 10 | 10 | 21 | 0 | 0 | 100 |
| IIb | 6 | 6 | 9 | 9 | ||||
| III | 6 | 6 | 12 | 12 | 21 | 0 | 0 | 100 |
| IV | 5 | 3 | 9 | 9 | 20 | 1 | 0 | 95 |
| V | 7 | 7 | 14 | 13 | 18 | 0 | 3 | 85 |
| VI | 2 | 2 | 12 | 9 | 18 | 0 | 2 | 90 |
| VII | 11 | 11 | 12 | 11 | 19 | 0 | 1 | 95 |
| VIII | 3 | 3 | 3 | 3 | 20 | 0 | 0 | 100 |
| IX | 4 | 4 | 1 | 1 | 19 | 0 | 1 | 95 |
| X | 2 | 2 | 1 | 1 | 20 | 0 | 0 | 100 |