| Factors studied | Effective | Percentage |
| Age |
|
|
| ≤18 years | 3 | 0.2 % |
| 19 - 45 years | 1300 | 91.5% |
| ≥46 years | 118 | 8.3% |
| Sex |
|
|
| Female | 302 | 21.3% |
| Male | 1119 | 78.7% |
| Civil status |
|
|
| Single | 269 | 18.9% |
| Married | 1152 | 81.1% |
| Categories donor |
|
|
| Volunteer | 230 | 16.2% |
| Family | 975 | 68.6% |
| Paid | 216 | 15.2% |
| Blood group |
|
|
| A | 341 | 24.0% |
| AB | 46 | 3.2% |
| B | 199 | 14.0% |
| O | 835 | 58.8% |
| Rhesus |
|
|
| Negative | 10 | 0.7% |
| Positive | 1411 | 99.3% |