Table 1.
Demographics of T2D study population by BMI category
| Total (n) (%)* |
BMI category | |||||
| All | <30 | 30–<35 | 35–<40 | >40 | ||
| 626 386 100 |
234 236 37.4 |
177 476 28.3 |
113 223 18.1 |
101 451 16.2 |
||
| BMI (kg/m2) | Mean | 33.2 | 26.3 | 32.4 | 37.2 | 45.8 |
| SD | 7.4 | 2.7 | 1.4 | 1.4 | 5.4 | |
| Age (year) | Mean | 63.8 | 67.2 | 64 | 61.5 | 58.1 |
| SD | 12.1 | 11.8 | 11.5 | 11.7 | 11.8 | |
| Age group, year (%)† | 18–44 | 7.2 | 4.7 | 5.9 | 8.5 | 13.8 |
| 45–64 | 41.1 | 31.5 | 41.9 | 48.0 | 54.1 | |
| ≥65 | 51.7 | 63.8 | 52.2 | 43.5 | 32.1 | |
| Gender (%)† | Female | 51.3 | 48.2 | 47.5 | 53.5 | 63.0 |
| Male | 48.7 | 51.8 | 52.5 | 46.5 | 37.0 | |
| Race (%)† | Black | 13.9 | 12.7 | 13.4 | 14.4 | 16.7 |
| Other | 7.7 | 10.3 | 7.0 | 5.8 | 5.0 | |
| White | 78.5 | 77.1 | 79.6 | 79.8 | 78.3 | |
| Region (%)† | Midwest | 19.3 | 17.1 | 19.1 | 20.7 | 23.2 |
| Northeast | 23.6 | 23.6 | 24.0 | 23.6 | 22.9 | |
| South | 41.1 | 42.9 | 41.0 | 40.1 | 38.6 | |
| West | 16.0 | 16.4 | 15.9 | 15.6 | 15.4 | |
| Insurance (%)† | Commercial | 19.4 | 16.0 | 20.1 | 22.3 | 23.0 |
| Medicaid | 1.4 | 1.1 | 1.2 | 1.5 | 2.3 | |
| Medicare | 39.1 | 45.7 | 38.3 | 34.3 | 30.3 | |
| Other/Unknown | 37.4 | 34.6 | 37.6 | 39.1 | 41.6 | |
| Self-pay | 2.8 | 2.7 | 2.8 | 2.8 | 2.9 | |
| Mean (SD) A1c, (%) | 7.2 (1.5) | 7.4 (1.5) | 7.5 (1.6) | 7.5 (1.6) | ||
*Percent of total subjects.
†Percent of subjects in respective BMI categories.
BMI, body mass index; SD, standard deviations; T2D, type 2 diabetes mellitus.