Hospitalizations for Diabetic Ketoacidosis as First-Listed Diagnosis in Adults with Diabetes, United States

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Sex Age-adjusted Rate
(per 1,000)
Overall 18.8
Males 18.9
Females 18.8
Sex Age Group
(in years) 		Diabetic Ketoacidosis as First-Listed Diagnosis
Total Events Crude Rate
(per 1,000) 		95% Confidence Interval
Lower Limit Upper Limit
Overall 18-44 888,806 32.0 30.1 34.0
45-64 137,361 5.2 5.0 5.3
65+ 23,728 1.8 1.8 1.9
Total 482,776 7.2 7.0 7.3
Males 18-44 455,945 32.2 29.7 34.7
45-64 69,894 5.2 5.0 5.4
65+ 10,472 1.6 1.5 1.7
Total 246,135 7.2 7.0 7.4
Females 18-44 432,719 31.9 28.9 34.8
45-64 67,391 5.1 4.9 5.3
65+ 13,263 2.0 1.9 2.1
Total 236,560 7.1 6.9 7.3

Data Source: Agency for Healthcare Research and Quality, Healthcare Cost and Utilization Project, State Inpatient Databases.

Note: Although the national estimates are reported at the annual level, the years of data vary across states (2019-2021).

Race-Ethnicity Diabetic Ketoacidosis as First-Listed Diagnosis
Total Events Crude Rate
(per 1,000) 		95% Confidence Interval
Lower Limit Upper Limit
Non-Hispanic White 95,689 5.53 5.43 5.63
Non-Hispanic Black 46,005 12.34 11.89 12.81
Hispanic 18,088 5.85 5.56 6.18
Non-Hispanic Other Races 7,922 4.48 4.23 4.78

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

Data Source: Agency for Healthcare Research and Quality, Healthcare Cost and Utilization Project, State Inpatient Databases.

Data from Alabama, California, Connecticut, Idaho, Louisiana, New Hampshire, and Ohio are not included in the national estimates because State Inpatient Databases for these states were not available.

Note: Although the national estimates are reported at the annual level, the years of data vary across states (2019-2021).

Rural and Urban Areas Diabetic Ketoacidosis as First-Listed Diagnosis
Total Events Crude Rate
(per 1,000) 		95% Confidence Interval
Lower Limit Upper Limit
Rural 12,305 5.47 5.27 5.69
Urban 158,672 6.69 6.58 6.81

Data Source: Agency for Healthcare Research and Quality, Healthcare Cost and Utilization Project, State Inpatient Databases.

Data from Alabama, California, Connecticut, Idaho, Louisiana, New Hampshire, and Ohio are not included in the national estimates because State Inpatient Databases for these states were not available.

Note: Although the national estimates are reported at the annual level, the years of data vary across states (2019-2021).

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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