Table 2.

Self-reported information on how and by whom respondents were diagnosed with CeD

Person who made diagnosis
Gastroenterologist	57.0%
Primary care provider	24.1%
Pediatrician	2.0%
Dietitian or nutritionist	0.8%
Self-diagnosed	2.1%
Other	13.9%
Methods of diagnosisa
Blood test	83.0%
Small intestinal biopsy	78.8%
Gluten challenge	14.8%
Genetic test (e.g., HLA)	14.1%
Not sure	1.9%

^aNot mutually exclusive