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Published on: August 7, 2017
Wider neck circumference is related to severe asthma in children
Bulent Hacihamdioglu1, Mutluay Arslan2, Ediz Yeşilkaya1
1Department of Pediatric Endocrinology, GATA Military School of Medicine, Ankara, Turkey.
Insights
Neck circumference is linked to asthma severity in children. Wider neck circumference in children indicates a higher likelihood of moderate-to-severe asthma, suggesting it as a useful indicator.
Area of Science:
- Pediatric Allergy and Immunology
- Respiratory Medicine
- Clinical Pediatrics
Background:
- Obesity is a known risk factor for childhood asthma.
- Central obesity measures correlate with asthma severity in adults.
- The study investigates the link between fat distribution, specifically neck circumference (NC), and asthma severity in children.
Purpose of the Study:
- To determine the association between anthropometric measures of fat distribution, including neck circumference (NC), and asthma severity in pediatric patients.
- To explore if specific fat distribution patterns are more indicative of severe asthma in children.
Main Methods:
- Children with asthma were recruited and categorized into mild (GINA Step 1-2) and moderate-to-severe (GINA Step 3-5) groups.
- Standard anthropometric measurements, including height, weight, waist circumference, hip circumference, and neck circumference (NC), were collected.
- Asthma severity was assessed using Global Initiative for Asthma (GINA) guidelines.
Main Results:
- 127 children were included; 71.6% had mild asthma.
- Children with severe asthma had significantly wider neck circumferences (29.0 cm vs. 28.0 cm, p=0.019).
- A neck circumference above the 90th percentile was more prevalent in severe asthma cases (41.7% vs. 23.1%) and independently associated with severe asthma (OR 2.52, p=0.038).
Conclusions:
- Neck circumference is a simple, accessible anthropometric tool associated with asthma severity in children.
- Increased neck circumference may serve as a potential indicator for more severe asthma in pediatric populations.
- Further research can explore NC's role in asthma management and risk stratification.
Background:
Obesity is an established risk factor for asthma in children. Measures of central obesity are reported to be more associated with the severity of asthma in adults. The aim of the study was to investigate the association between fat distribution, which is determined by anthropometric measures including neck circumference (NC) and asthma severity in children.
Methods:
Children with asthma who were followed in our pediatric allergy unit were consecutively recruited. Asthma severity was graded according to GINA guidelines. Children whose asthma was controlled with Step 1 or 2 treatment options formed Group 1 (mild asthma), whereas children who needed Step 3, 4, or 5 treatment options formed Group 2 (moderate-to-severe asthma). Anthropometric measures including height, weight, NC, waist circumference, and hip circumference were obtained.
Results:
A total of 127 children (82 male, 64.6%) with a median age of 8.3 (6.4-11.3) years were included. Atopy was present in 77 (60.6%) patients. 91 patients (71.6) were in the mild asthma group. NC of children with severe asthma was significantly wider than children with mild asthma (29.0 cm (27.0-32.0) vs. 28.0 (26.0-30.0), p = 0.019). The prevalence of children with NC higher than 90th percentile was also more frequent in children with severe asthma (15 [41.7%] vs. 21 [23.1%]). Result of multivariable logistic regression analysis revealed that presence of NC >90th percentile was associated with severe asthma in children (odds ratio; [95% confidence interval] (2.52 [1.05-6.01]; p = 0.038).
Conclusions:
Neck circumference, which is a simple anthropometric tool, is associated with asthma severity in children.
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