Table 2.

Annual incidence of AL amyloidosis in Olmsted County, MN, by decade^a

Age (yrs)	1950–1959	1960–1969	1970–1979	1980–1989	1990–1999	2000–2009	2010–2015	Overall
30–49	1 (0.2)	0 (0.0)	0 (0.0)	0 (0.0)	1 (0.1)	0 (0.0)	0 (0.0)	2 (0.04)
50–59	1 (1.9)	1 (1.6)	0 (0.0)	0 (0.0)	0 (0.0)	2 (1.2)	1 (0.8)	5 (0.7)
60–69	0 (0.0)	1 (2.1)	0 (0.0)	2 (3.3)	1 (1.4)	3 (3.0)	3 (4.0)	10 (2.2)
70–79	0 (0.0)	1 (3.3)	2 (5.6)	5 (12.0)	4 (7.9)	4 (6.2)	6 (13.2)	22 (7.5)
≥80	0 (0.0)	1 (7.6)	2 (10.8)	4 (15.8)	4 (11.6)	2 (4.3)	4 (12.2)	17 (9.5)
Total	2	4	4	11	10	11	14	56
Adjusted rate (95%CI)b	0.4 (0, 1.0)	0.9 (0.0, 1.7)	0.8 (0.0, 1.5)	1.6 (0.6, 2.6)	1.1 (0.4, 1.8)	0.9 (0.4, 1.5)	1.6 (0.8, 2.5)	1.1 (0.8, 1.4)

^aResults are expressed as: number of cases (rate per 100,000). Data shown include 1950–1989 as per prior Olmsted publication.⁵

^bAge- and sex-adjusted to the 2010 U.S. population