Characteristics of adults with diabetes in Wisconsin (N=118 707)
| Characteristics | Overall (N=118 707) | Medicare (n=69 239) | Non-Medicare (n=49 468) | P value |
| Age (years), mean (SD), range | 60.9 (11.3), 18–75 | 66.4 (8.3), 20–75 | 53.1 (10.4), 18–75 | <0.001 |
| Age (years) (%) | ||||
| ≤54 | 25.6 | 10.1 | 47.5 | <0.001 |
| 55–64 | 26.1 | 13.3 | 44.1 | |
| 65–75 | 48.2 | 76.7 | 8.5 | |
| Male, n (%) | 51.4 | 50.2 | 52.9 | <0.001 |
| Insurance payer (%) | ||||
| Commercial | 30.9 | – | – | – |
| Medicaid | 10.1 | – | – | |
| Medicare | 58.3 | – | – | |
| Other | 0.6 | – | – | |
| Primary care clinic rurality (%) | ||||
| Urban advantaged | 29.4 | 25.9 | 34.4 | <0.001 |
| Rural advantaged | 5.2 | 5.2 | 5.3 | |
| Urban | 43.6 | 47.2 | 38.7 | |
| Rural | 9.5 | 9.9 | 9.0 | |
| Urban underserved | 10.8 | 10.4 | 11.4 | |
| Rural underserved | 1.4 | 1.5 | 1.3 | |
| HCC index, mean (SD), range | 1.09 (1.1), 0.12–14.63 | 1.3 (1.2), 0.12–14.63 | 0.81 (0.82), 0.12–14.07 | <0.001 |
| Receipt of diabetic eye screening (%) | 53.5 | 59.4 | 45.4 | <0.001 |
HCC, hierarchical condition category.