Sadia Nasim, Az Mustufa M Ayaz, Anjum Shahid.
Rhesus negative blood incompatibility: knowledge of primiparous in a community.
Pak J Med Res Jan ;50(3):108-10.

Background: Incidence and the complication rate of Rh incompatibility varies in different parts of the world and the low incidence of Rh negativity often leads to the neglect of rhesus incompatibility in many parts of Asia. Objectives: To assess the knowledge of primiparous and females with first child, regarding Rh incompatibility and its risk to mother and child and create awareness amongst them about the importance of blood grouping during pregnancy. Study type, settings and duration: Cross sectional study, done in Korangi town Sector 33-B to 33-F of Union Council -7 of Karachi, consisting of 5000 randomly selected houses. About 350 primiparous and female with first child were selected by using systemic sampling plan. Subjects and Methods: A structured questionnaire was used to assess the knowledge regarding Rh disease and hemolytic disease of newborn, after taking informed written consent. Testing for blood group was done at the site and report cards were issued to all participants. Information about Rh related aliments were also given to all participants to enhance their awareness about Rh disease. Results: A total of 350 females were interviewed and checked for blood group and 8.3% were found to be Rh negative.Only 2% women had knowledge about complications related to negative blood group during and after pregnancy. Majority (94.3%) were not aware that what precautions should be taken if a mother's blood group is Rh negative. Conclusions: Knowledge about blood groups, Rh incompatibility and its complications during pregnancy and after child birth was very low and needs to be addressed through public education. Policy message: Blood grouping of married pair may be helpful in early diagnosis of Rh –ve blood incompatibility.

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