Table 2.

The magnitude of cohort effects for the two populations.

Year of birth	Rate ratio (95% confidence intervals)
	Asia	Europe
1865	∗∗	0.33 (0.32, 0.35)
1870	0.06 (0.05, 0.08)	0.35 (0.33, 0.36)
1875	0.07 (0.06, 0.09)	0.36 (0.35, 0.37)
1880	0.08 (0.07, 0.10)	0.37 (0.36, 0.38)
1885	0.09 (0.08, 0.11)	0.38 (0.37, 0.40)
1890	0.11 (0.10, 0.12)	0.40 (0.39, 0.41)
1895	0.13 (0.12, 0.14)	0.41 (0.40, 0.42)
1900	0.15 (0.14, 0.16)	0.43 (0.42, 0.44)
1905	0.18 (0.17, 0.19)	0.45 (0.43, 0.46)
1910	0.22 (0.20, 0.23)	0.47 (0.46, 0.49)
1915	0.25 (0.24, 0.27)	0.51 (0.50, 0.53)
1920	0.28 (0.27, 0.30)	0.57 (0.55, 0.58)
1925	0.31 (0.29, 0.33)	0.64 (0.62, 0.65)
1930	0.36 (0.34, 0.38)	0.73 (0.71, 0.75)
1935	0.43 (0.41, 0.46)	0.83 (0.81, 0.86)
1940	0.54 (0.51, 0.57)	0.93 (0.90, 0.96)
1945	0.64 (0.61, 0.68)	1.00 (0.97, 1.03)
1950	0.73 (0.70, 0.77)	1.04 (1.02, 1.07)
1955	0.82 (0.78, 0.85)	1.06 (1.04, 1.08)
1960	0.88 (0.86, 0.91)	1.05 (1.04, 1.07)
1965	0.94 (0.93, 0.96)	1.03 (1.02, 1.04)
1970	1.00	1.0

**No data for Asian population.