What is the occurrence rate of celiac?

The global occurrence rate of celiac disease is estimated to be between 1% and 2%. This means that 1 to 2 out of every 100 people worldwide have celiac disease. However, the occurrence rate can vary by geographic region and ethnic group. For example, it is more common in Northern Europe and the United States, and it is less common in East Asia, Africa, and Central and South America.