Frequency of ABO & Rh Blood groups in major ethnic groups and casts of Pakistan

摘要

Objective: To find out the frequency of ABO and RhD phenotypes in different ethnic groups and casts of Pakistan. Design: cross sectional descriptive study. Place & duration of Study: Combined Military Hospital Attock Punjab Pakistan from 1st Jan 2003 to 31st Dec 2003. Material and Methods: All healthy young adults reporting for recruitment in Armed Forces. Cast and sub cast were recorded. ABO grouping and Rhesus typing was done by slide method. Results: Eight thousand three hundred seventy five young adults were screened. ABO blood group distribution in Arains was: A 25.6%, B 40.5%, AB 9.2%, O 24.7%. Awans: A 22%, B 31.7%, AB 9.9%, O 36.5%. Rajputs: A 23%, B 33.2%, AB 8.8%, O 35.1%. Misc Punjabi sub casts: A 23.6%, B 33.2%, AB 7.5%, O 35.7%. Balochs: A 23.3%, B 27.9%, AB 7.8%, O 40.9%. Sindhis: A 24.9%, B31.8%, AB 6.9%, O 36.5%. Kashmiris: A 23.7%, B 32.5%, AB 10.2%, O 33.6 %. Pathans: A 24.3%, B 31.4%, AB 8.9%, O 35.4%. Rh- D negative (n=749) blood group in Araeens 8.3%, Awans 10.4%, Rajputs 8.5%, Misc Punjabi sub casts 8.8%, Balochs 7.8%, Sindhis 8.7%, Kashmiris 10.9% and Pathans 7.7%. Conclusion: There is no statistically significant difference of ABO and Rh-D distribution among various ethnic groups, O is the most common blood group except in Arains where B is the most common and O is less common.