Number of participants preferring each vignette (presented according to sequence watched)
| Sequence | Preference A (high DU vignette) | Preference B (low DU vignette) |
| Headache scenario | ||
| AB | 20 | 4 |
| BA | 19 | 14 |
| Change in bowel habit scenario | ||
| AB | 20 | 12 |
| BA | 12 | 10 |
DU, Diagnostic Uncertainty.