| Blood Group | Frequency | Percentage |
| A− | 5 | 3.9 |
| A+ | 25 | 19.5 |
| AB− | 6 | 4.7 |
| AB+ | 10 | 7.8 |
| B− | 11 | 8.6 |
| B+ | 22 | 17.2 |
| O− | 7 | 5.5 |
| O+ | 42 | 32.8 |
| Total | 128 | 100.0 |