Distribution of ABO and Rh(D) blood groups in Baloch ethnicity of Mekran Division, Balochistan, Pakistan.

Abstract

Objective: To evaluate the distribution of ABO and Rh(D) blood groups in Balochistan. Study Design: Cross-sectional study. Setting: In Three Districts of the Mekran Division. Period: December 2019 to September 2021. Material & Methods: After informed consent, blood grouping (ABO) and Rh D factors were determined for 14547 people who visited hospital laboratories and blood banks between December 2019 and September 2021 for blood grouping, blood donation, or any other medical reason. The blood type was determined using the antigen-antibody agglutination slide test. Results: Among 14547 individuals, 39.03% (5679) had blood group O, 27.59% (4014) had blood group B, 24.99% (3636) had blood group A and 8.37% (1218) had blood group AB. 86.7% of individuals were Rh D factor positive while 13.3% individuals were Rh-negative. Conclusion: In the Mekran division of Balochistan, the most prevalent blood group is O +ve, while the least prevalent blood group is AB -ve.