Major composition and contents of a questionnaire
| Composition | Classification | Questionnaire |
|---|---|---|
| General characteristics | Gender, age, working career, hospital scale, specialty | 5 |
| Experience of dentists | Experience, foreign body, patient age, management, precaution, education | 9 |
| Awareness of dentists | Frequency of dropping foreign body, concern, confidence, need and willingness for education | 5 |
| Total | 19 |
