Table 1.
Incidence for ABO and Rh blood groups.
| Blood group | Categories | Overall n% |
|---|---|---|
| ABO type | A | 7506 (37.3%) |
| AB | 1265 (6.3%) | |
| B | 3525 (17.5%) | |
| O | 7840 (38.9%) | |
| Rh | Negative | 1977 (9.8%) |
| Positive | 18,159 (90.2%) |
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