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Reticulocyte hemoglobin content testing for iron deficiency in healthy toddlers
Devon Kuehn1, Stephen S Roberts, Cara H Olsen
1Department of Pediatrics, Uniformed Services University, Bethesda, MD 20814, USA.
Insights
Reticulocyte hemoglobin content (CHr) effectively screens for iron deficiency (ID) in toddlers. Younger age and Black race were linked to lower CHr levels, indicating higher ID risk.
Area of Science:
- Pediatric Hematology
- Nutritional Deficiencies
- Public Health Screening
Background:
- Iron deficiency (ID) is a significant concern in toddler populations.
- Early detection of ID is crucial for preventing long-term health issues.
- Reticulocyte hemoglobin content (CHr) is a potential biomarker for iron status.
Purpose of the Study:
- To evaluate reticulocyte hemoglobin content (CHr) as a primary screening tool for iron deficiency (ID) in healthy toddlers.
- To identify demographic and dietary factors associated with low CHr in this age group.
Main Methods:
- A prospective cross-sectional study involving 144 healthy toddlers aged 12-36 months.
- Data collection included parental questionnaires on medical, demographic, and dietary information.
- Complete blood count and CHr measurements were performed on blood samples.
Main Results:
- A low CHr value (<27.5) was observed in 18.8% of the studied toddlers.
- Younger age (12-23 months) and Black race were identified as independent predictors of low CHr.
- Logistic regression analysis was used to determine predictive factors for ID.
Conclusions:
- CHr serves as an effective primary screening marker for identifying a high prevalence of ID in toddlers.
- Younger age and Black race are associated with a higher likelihood of low CHr.
- Further research with larger cohorts is recommended to validate these findings.
Objectives:
To investigate reticulocyte hemglobin content (CHr) as a primary screening test to detect iron deficiency (ID) in healthy toddlers. Demographic and dietary risk factors associated with ID were studied for an association with low CHr.
Methods:
This was a prospective cross-sectional study of healthy toddlers aged 12 to 36 months coming to well-child visits at two military pediatric ambulatory clinics in the Washington, DC, area from August 2006 to November 2007. Data were collected on medical, demographic, and dietary intake by parental questionnaire. A sample of blood was drawn from each subject for complete blood count and CHr. A logistic regression model was used to determine which factors may be predictive of ID.
Results:
A total of 144 children were studied. An abnormal low CHr of 27.5 was identified in 18.8% of our toddler population. Two variables were determined to be independent predictors of low CHr; an age of 12 to 23 months and black race.
Conclusions:
Used alone as a primary screening marker, CHr identified a high prevalence of ID in our population of toddlers. Black race and younger age were associated with a lower CHr. Larger studies are needed to confirm these findings.
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