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AAP Grand Rounds 2:66 (1999)
© 1999 American Academy of Pediatrics

PULMONOLOGY

Asthma Duration Relates to Asthma Severity

Source: Zeiger RS, Dawson C, Weiss S. Relationship between duration of asthma and asthma severity among children in the Childhood Asthma Management Program (CAMP). J Allergy Clin Immunol. 1999;103:376–387.

The first 20% of the full text of this article appears below.

The purpose of this study was to determine if the duration of asthma in childhood is associated with the severity of asthma. The study design used a multi-center, cross-section descriptive format. One thousand forty-one children aged 5–12 years were enrolled at 8 study centers in the US and Canada. Severity was assigned by historical features according to national guidelines1: 47.7% were categorized as mild and 52.3% moderate. In addition to history and physical examination, all subjects underwent pulmonary function testing, methacholine challenge, skin prick tests, and home allergy determination. The mean age at enrollment was 8.9 years and the mean duration of asthma was 5 . . . [Full Text of this Article]

Paul C. Stillwell, MD, FAAP
Pediatric Pulmonology, Children’s Hospital of San Diego, San Diego, CA