n South African Medical Journal - Acute asthma treatment guidelines : reducing morbidity and mortality in South Africa : editorial

Volume 103, Issue 3
  • ISSN : 0256-9574
  • E-ISSN: 2078-5135



Asthma is the commonest chronic disease in children and also affects millions of adults throughout the world, with approximately 1 in 7 of the world's population affected. Data from the International Study of Asthma and Allergies in Childhood (ISAAC) have provided a reliable method for assessing time trends in the global prevalence of asthma in children, using standard written and video-presented questionnaires. ISAAC has shown that approximately 13% of 13 - 14-year-old adolescents worldwide have symptoms of asthma, and that the global prevalence is increasing.

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