Related Experiment Videos
Blood group in otitis media with effusion
Kostas Apostolopoulos1, Ekaterini Labropoulou, Bogris Konstantinos
1Ear, Nose and Throat Department, Faculty of Medicine, University of Athens, Greece. lapa@hol.gr
ORL; Journal for Oto-Rhino-Laryngology and Its Related Specialties
|December 25, 2002
Summary
Blood group ABO may influence otitis media with effusion (OME) risk in children. Blood group O appears to offer protection against OME, while blood groups A and B may increase risk.
Area of Science:
- Pediatrics
- Immunology
- Genetics
Background:
- Otitis media with effusion (OME) is a common childhood condition.
- The role of host factors, such as blood group, in OME susceptibility is not fully understood.
Purpose of the Study:
- To investigate the association between ABO blood group system and the risk of developing otitis media with effusion (OME) in children.
- To determine if Rhesus factor influences OME risk.
Main Methods:
- A screening program involving 889 children.
- Evaluations included pneumatic otoscopy, tuning fork tests, audiometry, impedance measures, and ABO blood group testing.
- Multivariate logistic regression analysis was used to compare OME risk across different blood groups, adjusting for covariates.
Main Results:
- A statistically significant relationship was found between blood group and OME.
- Children with blood group O exhibited a significantly lower risk of OME compared to blood group A (reference).
- Blood group AB showed a non-significant trend towards lower OME risk, while blood group B did not show a reduced risk. Rhesus factor was not associated with OME.
Conclusions:
- Blood group O (and possibly AB) may confer a protective effect against otitis media with effusion.
- Blood groups A and B might be associated with an increased burden of OME.
- ABO blood group is a potential risk factor for OME in children.