Table 3 . Prevalence of celiac disease among at risk groups in Iran (serological screenings).
| Disease groups | Prevalence (%) | References |
| Normal population | 0.6 | 27 |
| Chronic diarrhea (children) | 6.5-20 | 41, 42 |
| Inflammatory bowel disease | 7.8 | 53 |
| Autoimmune hepatitis | 3.6-10 | 54 |
| Chronic psychiatric disorders | 1.5 | 25 |
| Irritable bowel syndrome | 1-11.4 | 26 |
| Short stature | 4-33.6 | 48 |
| Type 1 diabetes mellitus | 2.4 | 44 |
| Epilepsy | 2.7 | 35 |
| Dyspepsia | 2.5 | 47 |
| Infertility | 1.5 | 55 |
| Patients with non-specific GI symptoms | 3.3 | 46 |
| Mental retardation | 1 | 56 |
| Recurrent aphthous stomatitis | 2.84 | 57 |
| Behcet's | 1.32 | 34 |
| Iron deficiency anemia of unknown origin | 14.6 | 58 |