Prevalence of Self-reported Diagnosed Diabetes in Adults, Aged 18 Years or Older, United States, 2021

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Sex Age-adjusted Rate (per 100)
Overall 10.1
Males 10.8
Females 9.4
Sex Age Group
(in years)
Estimated Cases
(in thousands)
Rate (per 100) 95% Confidence Interval
Lower Limit Upper Limit
Overall 18-44 3,963 3.3 3.1 3.5
45-64 12,439 14.9 14.5 15.4
65-74 7,582 21.9 21.2 22.6
75+ 5,487 23.0 22.1 23.9
Total 29,471 11.3 11.1 11.5
Males 18-44 1,995 3.3 3.0 3.6
45-64 6,509 16.0 15.4 16.6
65-74 3,891 24.0 23.0 25.1
75+ 2,644 26.6 25.2 28.0
Total 15,040 11.8 11.5 12.1
Females 18-44 1,968 3.4 3.0 3.7
45-64 5,930 13.9 13.3 14.5
65-74 3,690 20.0 19.0 20.9
75+ 2,842 20.4 19.2 21.7
Total 14,430 10.8 10.5 11.1

Data Source: 2021 Behavioral Risk Factor Surveillance System.

Notes: Self-reported diagnosed diabetes is defined by using the survey question, "Has a doctor, nurse, or other health professional ever told you that you had diabetes?"

Estimated cases are rounded by group and may not add to totals.

Highest Level of Education Estimated Cases
(in thousands)
Rate (per 100) 95% Confidence Interval
Lower Limit Upper Limit
Less than high school 5,397 17.5 16.6 18.5
High school graduate or General Educational Development (GED) holder 8,537 11.9 11.5 12.3
More than high school 15,347 9.8 9.5 10.0

Data Source: 2021 Behavioral Risk Factor Surveillance System.

Notes: Self-reported diagnosed diabetes is defined by using the survey question, "Has a doctor, nurse, or other health professional ever told you that you had diabetes?"

Estimated cases are rounded by group and may not add to totals.

Income Estimated Cases
(in thousands)
Rate (per 100) 95% Confidence Interval
Lower Limit Upper Limit
Low Income (<$35k) 10,126 16.4 15.8 16.9
Middle Income ($35-<$75k) 6,531 11.0 10.6 11.5
High Income ($75k+) 6,205 7.7 7.3 8.0

Data Source: 2021 Behavioral Risk Factor Surveillance System.

Notes: Self-reported diagnosed diabetes is defined by using the survey question, "Has a doctor, nurse, or other health professional ever told you that you had diabetes?"

Estimated cases are rounded by group and may not add to totals.

Race/Ethnicity Estimated Cases
(in thousands)
Rate (per 100) 95% Confidence Interval
Lower Limit Upper Limit
Non-Hispanic White 17,192 10.6 10.4 10.8
Non-Hispanic Black 8,537 15.2 14.4 15.9
Hispanic 15,347 9.8 9.5 10.0
Non-Hispanic Other Races 2,426 10.5 9.5 11.5

The non-Hispanic Other Races group includes races other than White and Black and people of more than one race.

Data Source: 2021 Behavioral Risk Factor Surveillance System.

Notes: Self-reported diagnosed diabetes is defined by using the survey question, "Has a doctor, nurse, or other health professional ever told you that you had diabetes?"

Estimated cases are rounded by group and may not add to totals.

Rural and Urban Areas Estimated Cases
(in thousands)
Rate (per 100) 95% Confidence Interval
Lower Limit Upper Limit
Urban 27,187 11.1 10.9 11.3
Rural 2,272 14.2 13.4 14.9

Data Source: 2021 Behavioral Risk Factor Surveillance System.

Notes: Self-reported diagnosed diabetes is defined by using the survey question, "Has a doctor, nurse, or other health professional ever told you that you had diabetes?"

Estimated cases are rounded by group and may not add to totals.

Counties were categorized as rural or urban following the 2013 National Center for Health Statistics Urban-Rural Classification Scheme. Urban counties include large central metropolitan, large fringe metropolitan, medium metropolitan, small metropolitan, and micropolitan counties. Rural counties include noncore counties (i.e., nonmetropolitan counties that do not qualify as micropolitan).

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