Table 1. Population characteristics.
| Characteristic | Overall prescriptions (millions) | Sulfonylurea prescription (millions) | No sulfonylurea prescription (millions) | P-value |
|---|---|---|---|---|
| Age (years), median (IQR) | 64 (55–73) | 67 (58–76) | 62 (54–71) | <0.0001 |
| Private insurance (%) | 119 (39%) | 41.5 (33.6%) | 77.9 (43.3%) | <0.0001 |
| Medicare (%) | 137.3 (45.3%) | 63.2 (51.2%) | 74.1 (41.2%) | <0.0001 |
| Female sex (%) | 152.2 (50%) | 58.4 (47.3%) | 93.8 (52.2%) | <0.0001 |
| Hispanic or Latino | 37.1 (12.2%) | 14.2 (11.5%) | 22.9 (12.7%) | <0.0001 |
| Race | <0.0001 | |||
| American Indian | 1.3 (0.6%) | 0.46 (0.2%) | 0.84 (0.37%) | |
| Asian | 12.1 (5.3%) | 5.4 (5.7%) | 6.7 (5%) | |
| African American | 37.5 (16.4%) | 15.6 (16.5%) | 21.9 (16.3%) | |
| Pacific Islander | 1.0 (0.45%) | 0.5 (0.53%) | 0.5 (0.39%) | |
| White | 177 (77%) | 72.5 (77%) | 104 (78%) | |
| HF | 12 (4.0%) | 6.4 (5.19%) | 5.6 (3.1%) | <0.0001 |
| CAD | 36.1 (11.9%) | 16.8 (13.6%) | 19.3 (10.8%) | <0.0001 |
| Obesity | 65 (21.5%) | 26 (21.1%) | 39 (21.8%) | <0.0001 |
| Region | <0.0001 | |||
| Midwest | 64 (21.1%) | 27.2 (22.1%) | 36.7 (20.5%) | |
| Northeast | 53.7 (17.7%) | 21.3 (17.2%) | 32.4 (18%) | |
| South | 114 (37.7%) | 46 (37.2%) | 68.1 (38%) | |
| West | 71.2 (23.5%) | 29 (23.5%) | 42.2 (23.5%) |