Table 1. The seven-item Eustachian tube dysfunction questionnaire.

Over the past 1 month, how much has each of the following been a problem for you? No problem Moderate problem Severe problem
1. Pressure in the ears? 1 2 3 4 5 6 7
2. Pain in the ears? 1 2 3 4 5 6 7
3. A feeling that your ears are clogged or "under water"? 1 2 3 4 5 6 7
4. Ear symptoms when you have a cold or sinusitis? 1 2 3 4 5 6 7
5. Crackling or popping sounds in the ears? 1 2 3 4 5 6 7
6. Ringing in the ears? 1 2 3 4 5 6 7
7. A feeling that your hearing is nuffled? 1 2 3 4 5 7 7
Adapted from McCoul et al.9) with permission of Wiley.