Table 1.

Recent Prevalence Data for Autoimmune Diseases, by Geographic Area

	Hospital-based Data, Denmarkb	Hospital and non-Hospital- based Data
		Studies from Europe, North America, Australia, New Zealand			Studies from Asia, Middle East, Caribbean, South America
Diseasea	Rate per 100,000	Rate per 100,000	Study Area	Reference	Rate per 100,000	Study Area	Reference
Addison	18	11–14	UK, Italy, Norway	[4–6]
Alopecia	21	1700	US	[7]
Celiac disease	50	180–350	Greece, Netherlands	[8,9]	140–280	Iran, Tunisia	[13–15]
		740–1000	Iceland, Italy	[10,11]	470–600	Brazil, Argentina	[16, 17]
		1900	Finland	[12]	900	Turkey	[18]
Crohn disease	225	28–53	Bosnia-Herzegovina, Hungary	[19,20]	6–53	Puerto Rico, Malaysia, Lebanon	[27–29]
		96–201	US, Spain, Denmark, New Zealand	[21–26]	113	Israel	[30]
Ulcerative colitis	378	143–294	US, Hungary, Denmark, New Zealand	[19,21–23,25, 26]	6	Lebanon	[29]
					102	Puerto Rico	[27]
Diabetes
All ages	946	118	Lithuania	[31]
All ages		340–570	UK, Sweden, Australia	[32–34]
Ages < 20		87–120	Spain, Germany	[35, 36]	31	Bahamas	[40]
Ages < 20		227–355	US, New Zealand	[37, 38]	110–270	Kuwait, Saudi Arabia	[41,42]
Ages < 20		70	US- American Indian	[39]
Liver - Chronic active hepatitis	45	11–17	Spain, Sweden, Norway	[43–45]	3–8	Singapore	[47]
		36	US-Alaska Natives	[46]
Liver - Primary biliary cirrhosis	12	15–40	Norway, Finland, Spain, UK,	[45,48–51]	4–18	Israel	[53]
		4–20	US Australia	[52]
Thyroid - Hyper	629	500	US	[54]	20	Iran	[56]
		626	UK	[55]
Thyroid - Hypo	62	300	US	[54]	350	Iran	[56]
		2980	UK	[55]
Multiple sclerosis	182	177–358	US, Canada	[57–60]	4–20	Colombia, Brazil, Argentina	[72–74]
		100	Canada-First Nations	[60]	13	Japan	[75]
		121–200	Italy, Greece, France, Ireland,	[61–69]	11–62	Israel, Kuwait, Jordan, Iran	[76–79]
		46	Norway	[70]	101	Turkey	[80]
		50	Portugal New Zealand	[71]
Myasthenia gravis	18	8–15	Greece, Estonia, Croatia	[81–83]	3	Colombia	[87, 88]
			Netherlands, Sweden, UK	[84–86]	7	Curacuo and Aruba
Polymyalgia rheumatica	112	739b	US	[89, 90]
		150–370b	Greece	[91]
Psoriasis	197	696–1527	US, UK	[92, 93]
Psoriatic arthritis		57	Greece	[94]
		140–190	Iceland, Norway, Denmark, US	[95–98]
		500	Australia-Aboriginie	[99]
Rheumatoid arthritis	381	310–810	France, Hungary, Spain, Turkey, Greece, UK	[91,100–105]	120–280	Thailand, Phillipines, Vietnam, China	[106–109]
					510–550	India, Pakistan, Argentina	[110]
					197		[111]
Sjögren disease	48	3500	UK	[112]	330–770	China	[118]
		110	Denmark (ages 30–60)	[113]	720–1560	Turkey (women)	[119]
		93–150	Greece	[91,114,115]
		600	Greece - (women)	[116]
		600	Slovenia	[117]
Systemic sclerosis	23	5–34	France, Greece, Spain, Italy, US	[120–125]	20–24	Australia	[127]
		10–66	US-Native Americans	[126]	30	Phillipines	[107]
Systemic lupus erythematosus	32	34–150	US, Spain, Greece	[128–131]	19	Saudi Arabia	[133]
		42	Canada-1st Nations	[132]	45	Australia	[134]
					93	Australia-aboriginal	[134]
Systemic vasculitis		9–14	France, UK	[135, 136]	10	Australia	[137]
Wegener granulo-matosis	10	2–10	France, Norway, Australia, New Zealand	[135, 137–140]
Uveitis (iridocycltis)	149	69–115	US, Finland	[141–143]	730	India	[144]
Vitiligo	29				93	China	[145]

^aAddison = primary adrenal insufficiency; diabetes = type 1 diabetes, systemic vasculitis based on the total of polyarteritis nodosa, microscopic polyangiitis, Wegener's granulomatosis, and Churg-Strauss syndrome.

^bbased on data from Eaton et al., 2007; population-based study in Denmark using hospitalization records from 2001

^crates per population ages >= 50 years