Table 1.
Questionnaire Summary
| Demographics |
| Age, sex, age of diagnosis |
| Level of education, family income |
| Diagnosis |
| Pre-diagnosis symptoms and duration |
| Status of recovery from symptoms |
| Other diagnoses |
| Possible triggers |
| Number and types of doctors consulted |
| Diet |
| Adherence to gluten-free diet |
| Difficulty in following diet |
| Rating of information sources |
| Difficulty with labelling of foods |
| Quality of Life |
| SF12 Health Survey © |
| Celiac-specific quality of life questions for adults/children |
| Bone disease |
| History of fractures |
| Bone density status |
| Osteoporosis treatment |
| Reproduction |
| Specific questions for women and men |
| Celiac disease in family members |
| Testing of first-degree relatives for CD |
| Suspected CD in family |
| Other diseases of members/ first-degree relatives |
| Gastrointestinal, cancer, autoimmune, blood, endocrine, neurological, musculoskeletal, other |