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Table 1 Diagnosed and undiagnosed adults with diabetes, 2012

From: Type 2 diabetes detection and management among insured adults

National metrics Insured Uninsured
Total Commercial Medicarea Medicaidb
Total with diabetes 25,260,000 11,400,000 11,430,000 2,430,000 4,950,000
 Diagnosed 18,340,000 8,290,000 8,280,000 1,770,000 3,740,000
  Percent diabetes cases type 2 92.1% 87.1% 97.6% 89.8% 82.0%c
  Adults with diagnosed type 2 diabetes 16,890,000 7,220,000 8,080,000 1,590,000 3,440,000
 Undiagnosed 6,920,000 3,110,000 3,150,000 660,000 1,210,000
Percent of type 2 diabetes patients undiagnosedd  27%  27% 28% 27% 23%
  1. Note: aDiabetes population estimates include only adults age 65 and older-including Medicaid/Medicare dual-eligible patients and veterans receiving care through the Veterans Health Administration
  2. bDiabetes population estimates include only adults under age 65 who participate in a government-sponsored insurance program-including Medicaid/Medicare dual-eligible patients; veterans receiving care through the Veterans’ Health Administration; and beneficiaries enrolled in other federal or state-subsidized medical insurance plans (e.g., Indian Health Service)
  3. cThe percent type 2 was estimated using age-specific proportions of type 2 among the insured population
  4. dUndiagnosed cases in each age group are assumed to have the same proportion type 2 as diagnosed cases in each age group