Author: Lee, So-lun; Chiu, Shui-seng Susan; Malik, Peiris Joseph S.; Chan, Kwok-hung; Wong, Hing-sang Wilfred; Lau, Yu-lung
Title: Is respiratory viral infection really an important trigger of asthma exacerbations in children? Document date: 2011_3_30
ID: ypkia5x1_21
Snippet: Secondly, we used three criteria so as to capture as many as possible asthma exacerbations. The use of a symptom score that included both upper and lower airway symptoms and that parents could attend the study clinic if they subjectively felt that the child develop a cold were less stringent than the first criteria of a fall of 80% of baseline PEFR. Thus, 74 of 166 unscheduled visits were not asthma exacerbations. We might have overdiagnosed resp.....
Document: Secondly, we used three criteria so as to capture as many as possible asthma exacerbations. The use of a symptom score that included both upper and lower airway symptoms and that parents could attend the study clinic if they subjectively felt that the child develop a cold were less stringent than the first criteria of a fall of 80% of baseline PEFR. Thus, 74 of 166 unscheduled visits were not asthma exacerbations. We might have overdiagnosed respiratory tract infection as a trigger in [16] .
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