Poor Asthma Control in Schoolchildren May Lead to Lower Lung Function Trajectory from Childhood to Early Adulthood: A

Shingo Tsuneyoshi1, Tomotaka Kawayama1, Jun Sasaki1

  • 1Division of Respirology, Neurology, and Rheumatology, Department of Medicine, Kurume University School of Medicine, Kurume, Japan.

Insights

Poor childhood asthma control is linked to reduced lung function and obstructive patterns in young adults. Early intervention is crucial for preventing long-term respiratory issues in children with asthma.

Area of Science:

  • Pediatric Pulmonology
  • Respiratory Medicine
  • Public Health

Background:

  • Childhood asthma is a known risk factor for adult lung function disorders.
  • The specific impact of childhood asthma control levels on lung function growth in early adulthood remains unclear, particularly in Japan.

Purpose of the Study:

  • To investigate the correlation between childhood asthma control levels and lung function growth into early adulthood.
  • To assess the long-term respiratory health outcomes associated with different asthma control levels in children.

Main Methods:

  • A cohort of 505 children with asthma (aged 6-17 years) was analyzed.
  • Children were categorized into poor and good asthma control groups.
  • Lung function parameters, including forced expiratory volume in 1 second (FEV1), were compared between groups, and linear regression models were used to assess growth trends.

Main Results:

  • Children with poor asthma control exhibited significantly lower predicted FEV1 values compared to those with good control.
  • No significant between-group differences were found in the slopes of lung function growth.
  • A substantially higher proportion of young adults with obstructive ventilatory patterns were observed in the poor asthma control group compared to the good control group.

Conclusions:

  • Poor asthma control during childhood is associated with the development of lung function disorders, including obstructive ventilatory patterns, in early adulthood.
  • These findings underscore the critical importance of achieving and maintaining good asthma control in school-aged children to prevent long-term respiratory morbidity.
Abstract

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