Patients’ recollection of information about the trial
| Yes (%) | No (%) | Do not remember (%) | ||
|---|---|---|---|---|
| A, patients who participated in the trial (n = 103); B, patients who did not participate in the trial (n = 78). | ||||
| “Did you understand that you were asked whether or not you would participate in a scientific study comparing two treatments?” | A | 72 | 26 | 2 |
| B | 53 | 40 | 8 | |
| “Which of the following issues were you informed about?” | ||||
| Purpose of the study | A | 72 | 10 | 17 |
| B | 46 | 24 | 31 | |
| Potential benefits | A | 40 | 20 | 39 |
| B | 20 | 41 | 39 | |
| Potential risks | A | 29 | 32 | 39 |
| B | 17 | 49 | 35 | |
| That the treatment I would receive would be decided by drawing lots | A | 79 | 10 | 11 |
| B | 46 | 24 | 30 | |
| That participation was voluntary | A | 89 | 3 | 8 |
| B | 82 | 4 | 15 | |
| What treatment I would receive if I chose not to participate | A | 53 | 23 | 25 |
| B | 65 | 13 | 23 | |