| S/N | File Name | Database | Width |
| 1. | Surname | Character | 20 |
| 2. | Other Names | Character | 30 |
| 3. | Picture | Object Ole | 12 |
| 4. | Age | int | 5 |
| 5. | Phone | Int | 10 |
| 6. | Gender | Character | 20 |
| 7. | Residential Address | VAR Character | 20 |
| 8. | Date of birth | Var Character | 20 |
| 9. | Date of registration | Date/time | 10 |
| 10. | Cholesterol level | Character | 20 |
| 11. | Any cardio vascular disease? | Boolean | 3 |