Association of Vitamin D Levels and Other Risk Factors with Asthma Exacerbations in Children

Autor: Syed ZaryabAhmed, Anila Jaleel, Kamran Hameed, Shehzad ShoukatNayani
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Pakistan Journal of Medicine and Dentistry, Vol 9, Iss 4 (2024)
Druh dokumentu: article
ISSN: 2313-7371
2308-2593
DOI: 10.36283/PJMD9-4/004
Popis: Background: The risk factors for asthma exacerbations are well understood. However, the effect of vitamin D levels on number of asthma exacerbations per year is not clearly studied. The objective of the study was to find out the association of serum vitamin D levels and asthma risk factors on asthma exacerbations. Methods: In this study, ninety-nine subjects from 5 to 15 years of age were recruited at an episode of acute exacerbation. It was a cross sectional study and carried out from 2012 to 2015. Pulmonary function test was done by spirometry. Asthma exacerbation was labeled when forced expiratory volume/ forced vital capacity (FEV1/FVC) ratio was less than 80% (American Thoracic Society). Global Initiative for Asthma (GINA) guidelines were used to classify asthma into mild, moderate and severe persistent asthma. Serum vitamin D levels were measured by chemiluminescence method. Pearson Chi-square test was applied and p value (p
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