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. Author manuscript; available in PMC: 2017 Dec 1.
Published in final edited form as: Arthritis Care Res (Hoboken). 2016 Oct 1;68(12):1843–1848. doi: 10.1002/acr.22872

Table 2. Incidence of mixed connective tissue disease in Olmsted County, Minnesota residents in 1985-2014.

Female Male Total
Age Group N Rate (per 100,000) N Rate (per 100,000) N Rate (per 100,000)
18-29 8 2.5 1 0.3 9 1.4
30-39 6 2.0 1 0.3 7 1.2
40-49 9 3.3 2 0.8 11 2.1
50-59 9 4.2 2 1.0 11 2.6
60-69 6 4.3 2 1.6 8 3.0
70-79 2 2.0 0 0.0 2 1.1
80-110 2 2.4 0 0.0 2 1.6
Total 42 2.8* (1.4 – 4.2) 8 0.9* (0.0, 1.7) 50 1.9** (1.0 – 2.7)
*

Age-adjusted to US white 2010 population

**

Age- and sex-adjusted to US white 2010 population