| Background Family | Workforce | Percentage |
| Diabetes | 37 | 39.4 |
| HTA | 6 | 6.4 |
| HTA + Diabetes | 8 | 8.5 |
| no previous history | 12 | 12.8 |
| Unknown | 31 | 33.0 |
| Total | 94 | 100.0 |