Table 2.

Comparisons of the Relative CRC Incidence Rates Between Each Region and the Nationwide Incidence Rate in That Year, for Each Racial and Ethnic Group in Each of Three Study Years.

		Incidence rate ratios (95% CI), relative to nationwide estimates
Race/Ethnicity	Year	Midwest	Northeast	South	West
AIAN	2001	1.19 (0.93 - 1.52)	0.53 (0.33 - 0.84)	0.94 (0.78 - 1.12)	1.04 (0.90 - 1.21)
	2010	1.01 (0.81 - 1.25)	0.66 (0.46 - 0.94)	0.86 (0.74 - 1.00)	1.14 (1.00 - 1.29)
	2019	0.96 (0.78 - 1.17)	0.54 (0.39 - 0.76)	0.98 (0.86 - 1.11)	1.08 (0.97 - 1.21)
API	2001	0.76 (0.65 - 0.89)	0.82 (0.75 - 0.91)	0.71 (0.63 - 0.80)	1.11 (1.06 - 1.15)
	2010	0.90 (0.79 - 1.01)	0.89 (0.83 - 0.96)	0.82 (0.75 - 0.89)	1.09 (1.04 - 1.13)
	2019	0.95 (0.86 - 1.04)	0.98 (0.92 - 1.05)	0.92 (0.86 - 0.98)	1.05 (1.00 - 1.09)
Hispanic	2001	0.96 (0.86 - 1.08)	1.13 (1.06 - 1.20)	1.01 (0.96 - 1.06)	0.94 (0.89 - 0.98)
	2010	0.95 (0.87 - 1.05)	1.14 (1.08 - 1.21)	0.96 (0.92 - 1.00)	0.99 (0.95 - 1.03)
	2019	1.01 (0.94 - 1.09)	1.04 (0.99 - 1.09)	0.97 (0.94 - 1.01)	1.01 (0.98 - 1.05)
NHB	2001	1.07 (1.02 - 1.12)	0.96 (0.92 - 1.00)	0.99 (0.97 - 1.02)	0.99 (0.93 - 1.05)
	2010	1.07 (1.02 - 1.11)	0.95 (0.91 - 0.99)	0.99 (0.97 - 1.02)	1.01 (0.96 - 1.07)
	2019	1.06 (1.02 - 1.11)	0.95 (0.91 - 0.99)	1.01 (0.98 - 1.03)	0.94 (0.88 - 0.99)
NHW	2001	1.02 (1.00 - 1.03)	1.11 (1.09 - 1.13)	0.96 (0.95 - 0.97)	0.91 (0.89 - 0.92)
	2010	1.04 (1.02 - 1.06)	1.05 (1.03 - 1.07)	0.98 (0.96 - 0.99)	0.94 (0.92 - 0.96)
	2019	1.03 (1.01 - 1.04)	1.01 (0.99 - 1.03)	1.03 (1.01 - 1.04)	0.90 (0.88 - 0.92)

Notes. Estimates were obtained from the results of the meta-regression linear models analyses.

Rates are per 100 000 and age-adjusted to the 2000 US Std Population (19 age groups - Census P25-1130) standard; Confidence intervals (Tiwari 2006 mod) are 95% for rates.

Abbreviations: AIAN: Non-Hispanic American Indian or Alaska Native; API: Non-Hispanic Asian or Pacific Islander; Hispanic: Hispanic of any race; NHB: Non-Hispanic Black; NHW: Non-Hispanic White.

Midwest US region includes Ohio, Indiana, Illinois, Michigan, Wisconsin, Minnesota, Iowa, Missouri, North Dakota, South Dakota, Nebraska, Kansas; Northeast US region includes Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, Connecticut, New York, New Jersey, Pennsylvania; South US region includes Delaware, Maryland, District of Columbia, Virginia, West Virginia, North Carolina, South Carolina, Georgia, Florida, Kentucky, Tennessee, Alabama, Mississippi, Arkansas, Louisiana, Oklahoma, Texas; West US region includes Montana, Idaho, Wyoming, Colorado, New Mexico, Arizona, Utah, Nevada, Washington, Oregon, California, Alaska, Hawaii.