Table 1. The 13 items of the Reflux Disease Questionnaire electronic Diary.
| RESQ-eD item | Item retained from RDQ | New item added to RESQ-eD |
|---|---|---|
| Burning feeling behind the breastbone | ✓ | |
| Pain, breastbone | ✓ | |
| Heartburn | ✓ | |
| Acid taste in the mouth | ✓ | |
| Bitter taste in the mouth | ✓ | |
| Unpleasant movement of material upwards from the stomach | ✓ | |
| Stomach contents (liquid or food) moving upwards towards your throat or mouth | ✓ | |
| Burning feeling in the center of the upper stomach | ✓ | |
| Pain in the center of the upper stomach | ✓ | |
| Hoarseness | ✓ | |
| Cough | ✓ | |
| Difficulty swallowing | ✓ | |
| Burping | ✓ |
RDQ, Reflux Disease Questionnaire; RESQ-eD, Reflux Disease Questionnaire electronic Diary.