Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Hashimoto's thyroiditis epidemiology and demographics
Introduction
Overview
Overview
Hashimoto’s thyroiditis is particularly common in middle aged women, Asians, and Whites. Annually, there are around 22 cases per 100,000 individuals worldwide.
Epidemiology and Demographics
Epidemiology and Demographics
Hashimoto’s thyroiditis is more common in middle aged women, Asians, and Whites.[1]
Prevalence
The prevalence of Hashimoto’s thyroiditis is 800 cases per 100,000 when estimated from a review of published articles and 4600 cases per 100,000 when estimated from the biochemical evidence of hypothyroidism and thyroid autoantibodies.[1][2]
Incidence
The overall incidence of endogenous Hashimoto’s thyroiditis is approximately 22 per 100,000 individuals per year. The incidence varies according to the disease definition and case detection methods. [1][2]
Age
Hashimoto’s thyroiditis is most prevalent between 45 and 65 years of age.[1]
Gender
Hashimoto’s thyroiditis is more common in females.[1]
Race
Hashimoto’s thyroiditis is more common in Whites and Asians than in African-Americans.[1]
Developed and Developing Countries
Hashimoto’s thyroiditis is believed to be the most common cause of primary hypothyroidism in North America. In European countries, an atrophic form of autoimmune thyroiditis (Ord’s thyroiditis) is more common than Hashimoto’s thyroiditis. It affects between 0.1% and 5% of all adults in Western countries.[1]
References
References
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Furqan M M. M.B.B.S[2]