Table 1.

Number of Participants and Mean Age (SD) by Gender, Age Group, and Birth Cohort (BC), N = 5,595

Age and BC	Men, n	Age (SD)	Women, n	Age (SD)
66–72 years
BC 1921–1929	820	68.9 (2.0)	999	68.8 (1.9)
BC 1935–1942	486	69.5 (1.8)	764	68.8 (2.0)
BC 1943–1949	242	69.5 (1.7)	125	69.7 (1.6)
73–78 years
BC 1916–1922	226	74.0 (1.1)	282	73.9 (1.0)
BC 1928–1935	371	75.2 (1.7)	424	75.4 (1.7)
BC 1937–1943	158	75.4 (1.8)	121	75.1 (1.7)
79–84 years
BC 1910–1916	10	80.5 (1.7)	19	81.3 (1.8)
BC 1923–1929	160	81.0 (1.7)	253	80.9 (1.6)
BC 1931–1937	79	81.2 (1.7)	56	81.3 (1.7)
Total	2,552		3,043