EPIDEMIOLOGIC-STUDY OF WHEEZE, DOCTOR DIAGNOSED ASTHMA, AND COUGH IN PRESCHOOL-CHILDREN IN LEICESTERSHIRE
EPIDEMIOLOGIC-STUDY OF WHEEZE, DOCTOR DIAGNOSED ASTHMA, AND COUGH IN PRESCHOOL-CHILDREN IN LEICESTERSHIRE
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DOI:
10.1136/bmj.306.6889.1386
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发表时间:
1993-05-22
影响因子:
105.7
通讯作者:
SIMPSON, H
中科院分区:
文献类型:
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作者:
LUYT, DK;BURTON, PR;SIMPSON, H
Objective-To determine the cumulative prevalences of wheeze and doctor diagnosed asthma and the point prevalences of recurrent cough and wheeze in children aged 5 years and under.Design-Questionnaire survey of population based random sample of children registered on regional authority's child health index for immunisation; questionnaire completed by parents.Setting-Leicestershire.Subjects-1650 white children born in 1985-9 who were surveyed in 1990.Main outcome measures-Cumulative prevalences of wheeze and doctor diagnosed asthma and point prevalences of recurrent cough and wheeze by age and sex.Results-There were 1422 replies (86.2%; 726 for boys, 696 for girls). Overall, 11.0% (95% confidence interval 9.4% to 12.6%) of children had formally been diagnosed as having asthma, the cumulative prevalence in boys (12.7%) being somewhat higher than in girls (9.2%) (age adjusted odds ratio 1.47, p=0.03). As expected, the cumulative prevalence of asthma increased significantly with age (7.5% (13/173) in children under 1 year, 15.9% (61/383) in children of 4 years and over; p