Table 6.

Diabetes Mellitus Prevalence at Baseline for American Indian Participants of the Strong Heart Study Compared With Black and White Participants of the Atherosclerosis Risk in Communities Study, by Birth Cohort

	American Indian vs Black	American Indian vs White
	Prevalence Ratio (95% CI)	Prevalence Ratio (95% CI)
Women
Birth cohort
1920 to 1931	1.7 (1.4, 2.0)	4.5 (3.7, 5.2)
1932 to 1938	2.0 (1.7, 2.4)	6.4 (5.2, 7.7)
1939 to 1947	2.4 (1.9, 2.9)	6.6 (5.0, 8.2)
Men
Birth cohort
1920 to 1931	1.8 (1.4, 2.2)	3.0 (2.4, 3.5)
1932 to 1938	2.1 (1.6, 2.7)	5.1 (4.0, 6.2)
1939 to 1947	2.3 (1.7, 2.9)	5.0 (3.8, 6. 2)