Association of abo blood groups and RH factor with periodontal disease in Duhok : across-sectional study

الملخص EN

Background: A link between ABO blood group, Rh factor and periodontal disease has been suggested.

Aim: To determine whether there was an association between periodontal diseases and ABO blood groups Material and Methods: The study was carried on 303 patients, age ≥ 20 who were randomly selected from patients attending Dental Health Polyclinic for treatment of periodontal disease or for other reasons.

The patients were divided into three groups: healthy, gingivitis and periodontitis.

Blood samples were collected to determine ABO blood groups and Rh factor by simple slide method.

Results: A blood group for all patients was correlated with different periodontal groups.

There was no significant difference in distribution of ABO blood group, Rh factor with presence of periodontal diseases Conclusion: The results showed that both ABO blood group type and Rh factor were not associated with periodontal diseases