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Updated: Jul 13, 2026

Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Relationship of body mass index with asthma indicators in head start children
Perla A Vargas1, Tamara T Perry, Elias Robles
1Department of Pediatrics, University of Arkansas for Medical Sciences and Arkansas Children's Hospital, Little Rock 72202-3591, USA. vargasperlaa@uams.edu
Insights
Children with asthma in Head Start programs who are overweight experience more severe symptoms and healthcare utilization. Increased body mass index (BMI) is linked to greater asthma morbidity in these young patients.
Area of Science:
- Pediatric Asthma Research
- Childhood Obesity Studies
- Public Health Interventions
Background:
- Asthma is a common chronic respiratory disease in children.
- Childhood obesity rates are rising, potentially impacting chronic conditions.
- Head Start programs serve low-income children, a population often at higher risk for health issues.
Purpose of the Study:
- To investigate the association between body mass index (BMI) and asthma indicators in children enrolled in a Head Start program.
- To compare BMI prevalence in Head Start children with asthma to national and local peer groups.
- To determine if increased BMI correlates with asthma morbidity in preschool-aged children.
Main Methods:
- Cross-sectional study comparing BMI data of 213 Head Start children with asthma to national (n=816) and local (n=1,024) peer groups.
- Utilized parental reports for asthma symptoms, healthcare use, medication, missed school days, and quality of life as morbidity indicators.
- Employed categorical analysis and chi-squared tests to assess the relationship between BMI and asthma morbidity.
Main Results:
- Overweight prevalence was significantly higher in Head Start children with asthma compared to control groups.
- Children with higher BMI (≥85th percentile) reported more missed school days, hospitalizations, emergency visits, and activity limitations.
- A trend towards more daytime symptoms and lower quality of life was observed in children with higher BMI.
Conclusions:
- Increased body mass index (BMI) is significantly associated with greater asthma morbidity in Head Start children.
- Elevated BMI negatively impacts the well-being of young asthmatic patients.
- Further research and interventions addressing the link between BMI and asthma in this population are warranted.
Objective:
To examine the relationship of body mass index (BMI) and asthma indicators on children with asthma in a Head Start (HS) program.
Methods:
In this cross-sectional study (November 18, 2000, to December 12, 2003) of children aged 3 to 5 years with asthma, we compared the BMI data of HS asthmatic patients (n = 213) with the data of peer control subjects from a sample (n = 816) of the National Health and Nutrition Examination Survey aged 3 to 5 years and with children in prekindergarten in Arkansas public schools (n = 1,024). Parental reports of asthma symptoms, health care use, medication use, school days missed, and quality of life were used as indicators of asthma morbidity. Categorical analysis and chi2 tests were performed to examine the relationship between BMI and asthma morbidity.
Results:
The prevalence of overweight (> or =95th percentile) was significantly higher in HS children with asthma compared with the National Health and Nutrition Examination Survey children (P < .001) and Arkansas prekindergarten children (P = .05). Compared with HS asthmatic children with a BMI less than the 85th percentile, HS asthmatic patients with a BMI of the 85th percentile or greater reported significantly more school days missed (P = .02), lifetime hospitalizations (P = .04), emergency department visits (P = .02), and activity limitations (P = .03) and fewer oral corticosteroid bursts (P = .04). There was also a trend for more daytime symptoms (P = .05) and lower quality of life (P = .06). No differences were observed in rescue (P = .28) or controller (P = .47) medications, environmental tobacco smoke exposure (P = .47), positive allergy test results (P = .85), and nighttime symptoms (P > .99).
Conclusions:
Having an increased BMI was associated with more asthma morbidity in this group of HS asthmatic patients. Despite the lack of a clear explanation for the link between asthma and BMI, our data suggest that an increased BMI significantly affects the well-being of young asthmatic patients and should be further addressed.
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