From: Questionnaires in otology: a systematic mapping review
| Inclusion criteria | Exclusion criteria |
|---|---|
| Exclusively closed-ended questions | Presence of open-ended questions |
| Adult population (≥ 18 yrs) | Pediatric population (< 18 yrs) |
| Copy of questionnaire available | No copy of the questionnaire available |
| Availability of a development or validation paper in English | No availability of a development or validation paper in English |
| Questionnaire addressing otology complaints | Proxy-reported questionnaires |