Numbers for subgroups may not add up to the total because of rounding.ĭata sources: 2017–March 2020 National Health and Nutrition Examination Survey 2021 US Census Bureau data. Undiagnosed diabetes was based on fasting plasma glucose and A1C levels among people self-reporting no diabetes. Diagnosed diabetes was based on self-report.
Estimated numbers for 2021 were derived from percentages for 2017–March 2020 applied to July 1, 2021, US resident population estimates from the US Census Bureau (See Detailed Methods). Total diabetes Number in Millions (95% CI) Estimated number of adults aged 18 years or older with diagnosed diabetes, undiagnosed diabetes, and total diabetes, United States, 2021 Characteristicĭiagnosed diabetes Number in Millions (95% CI) Age-adjusted estimates are presented in Appendix Table 1.ĭata source: 2017–March 2020 National Health and Nutrition Examination Survey. Numbers for subgroups may not add up to the total because of rounding. Time period 2017–2020 covers January 2017 through March 2020 only. Estimated crude prevalence of diagnosed diabetes, undiagnosed diabetes, and total diabetes among adults aged 18 years or older, United States, 2017–2020 Characteristic The percentage of adults with diabetes increased with age, reaching 29.2% among those aged 65 years or older (Table 1a).This number represents 3.4% of all US adults (Table 1a) and 22.8% of all US adults with diabetes. 8.7 million adults aged 18 years or older who met laboratory criteria for diabetes were not aware of or did not report having diabetes (undiagnosed diabetes, Table 1b).38.1 million adults aged 18 years or older-or 14.7% of all US adults-had diabetes (Table 1a Table 1b).38.4 million people of all ages-or 11.6% of the US population-had diabetes.While the lowest population density is recorded by No income group available with a population density of only 25.1.Among the US population overall, crude estimates for 2021 were: If we devide the global population into income groups we can see that Lower-middle-income countries has the highest population density of 116.9 people per square kilometer. While the sub-region with lowest population density for the yearĪustralia/New Zealand with only 3.4 people/km². When devided into sub-subregions we can see that Southern Asia had the highest population density of 279.0 people per square kilometer.Ĭlosely followed by Caribbean with a population density of 189.4 people/km²,Īnd Western Europe with 174.0 people living per square kilometer.
The geographic region with the highest population densityĪsia with a density of 137.7 people per square kilometer.Ĭlosely followed by Africa with a population density of 37.6 people/km²,Īnd Europe with 33.5 people living per square kilometer. □□ Greenland with 0.1 people per square kilometer.įollowed by □□ Falkland Islands (Malvinas) with a density of 0.3 people/km²,Īnd □□ Western Sahara with 1.7 people living per square kilometer, if said population is spread out evenly across its land mass. The country with the lowest annual population density □□ Monaco with a density of 23288.9 people per square kilometer.Ĭlosely followed by □□ China, Macao SAR with a population density of 18211.5 people/km²,Īnd □□ Singapore with 7878.5 people living per square kilometer, if spread out evenly. The country with the highest population density A population density of 54.9 (people/km²).