Table 1.
Demographic data of all the studied individuals1
| Group | Number | Female | Male | Median age | Range | Positivity |
| Healthy control | 13 | 6 | 7 | 40.0 | 7-75 | 0 |
| Celiac at diagnosis | 6 | 4 | 2 | 41.2 | 28-61 | 5 (83.3%)1 |
| GFD adherence | 40 | 29 | 11 | 39.6 | 6-76 | 0 |
| GFD transgression | 6 | 4 | 2 | 24.0 | 10-38 | 6 (100.0%)1 |
| First-degree relatives | 79 | 56 | 23 | 30.7 | 5-79 | 3 (3.8%)1 |
| Second-degree relatives | 6 | 3 | 3 | 33.5 | 9-60 | 0 |
| Dyspepsia | 69 | 46 | 23 | 40.6 | 12-78 | 2 (2.9%)1 |
| Irritable bowel syndrome | 64 | 46 | 18 | 46.8 | 12-81 | 0 |
| Crohn’s disease | 8 | 5 | 3 | 35.6 | 27-45 | 0 |
| Diarrhea | 9 | 7 | 1 | 46.6 | 14-63 | 0 |
| Total | 300 | 206 | 94 |
1
In bold the number of individuals with a positive test and the respective percentages.
GFD: Gluten-free diet.