Respiratory symptoms and atopy in children in Aberdeen: questionnaire studies of a defined school population repeated over 35 years
| Autor: | Suleman Daud Khan, Heather J. Wassall, Anne M. Devenny, Titus K. Ninan, Maeda Omran, George Russell |
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| Rok vydání: | 2004 |
| Předmět: |
Male
Weakness Pediatrics medicine.medical_specialty Allergy Population Atopy Wheeze Hypersensitivity Prevalence medicine Humans Respiratory sounds Sex Distribution Child education Primary Care Respiratory Sounds General Environmental Science Asthma education.field_of_study medicine.diagnostic_test business.industry General Engineering Rhinitis Allergic Seasonal General Medicine Respiration Disorders medicine.disease Cough Scotland El Niño General Earth and Planetary Sciences Female medicine.symptom business Follow-Up Studies |
| Zdroj: | BMJ. 329:489-490 |
| ISSN: | 1468-5833 0959-8138 |
| DOI: | 10.1136/bmj.38139.666447.f7 |
| Popis: | In westernised countries, up to a third of children currently have asthma. Part of this “epidemic” has resulted from a change in diagnostic criteria. In Aberdeen in 1964, asthma was diagnosed in 73 of 261 (28%) participating children with wheeze, in 1989 in 331 of 675 (49%),1 and in 1994 in 654 of 1025 (64%).2 Thus, even if the prevalence of wheeze had remained constant, the prevalence of diagnosed asthma would have increased, supporting the view that the recent increases in childhood asthma are explained by changing diagnostic fashion3 as well as changes in underlying symptoms. Although a weakness of these studies is their lack of objective measurements, such as bronchial hyper-reactivity, they do include items on suggestive symptoms and thus do not rely entirely on varying fashions in medical diagnosis. Current trends … |
| Databáze: | OpenAIRE |
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