Natural history of asthma in childhood--a birth cohort study.
نویسندگان
چکیده
منابع مشابه
Natural history of asthma in childhood--a birth cohort study.
A cohort of 67 babies at risk of developing atopic disorders was followed up prospectively for 11 years. Clinical assessment and skin prick allergen sensitivity testing were performed annually over the first five years. At 11 years the cohort was restudied, symptoms were assessed by questionnaire, and bronchial reactivity (BHR) to histamine was measured. On the basis of skin testing, 35 childre...
متن کاملThe natural history of asthma in childhood.
The incidence and prognosis of childhood asthma and wheezing illness (AW) was studied using data obtained at ages 7, 11, and 16 from a national cohort of 8806 children born in 1958. By the age of 16, 24.7% were reported to have experienced at least one episode of AW. In 18.3% AW had started before the age of 8, but only 4.2% continued to have symptoms in later childhood. A further 3.6% began to...
متن کاملPersistence and remission in childhood asthma: a population-based asthma birth cohort study.
OBJECTIVES To examine and predict the persistence of childhood asthma. DESIGN Longitudinal population-based cohort study. SETTING Ontario, Canada. PARTICIPANTS Children born in 1994 and diagnosed with asthma before age 6 years were followed up until age 11 years. Diagnosis of asthma was defined as 1 asthma hospitalization or 2 asthma physician claims within 3 years prior to age 6 years. ...
متن کاملThe natural history of asthma in a primary care cohort.
BACKGROUND We examined the natural history of asthma in a primary care cohort of patients 10 years after the cohort was stratified for asthma risk by responses to a questionnaire and bronchial hyperresponsiveness (BHR) testing. METHODS Children and young adults who were born between 1967 and 1979 within 1 of 4 affiliated family practices of the Nijmegen Department of Family Medicine, The Neth...
متن کاملRe: "effect of supplemental folic acid in pregnancy on childhood asthma: a prospective birth cohort study".
This study aimed to investigate the effect of the timing, dose, and source of folate during pregnancy on childhood asthma by using data from an Australian prospective birth cohort study (n = 557) from 1998 to 2005. At 3.5 years and 5.5 years, 490 and 423 mothers and children participated in the study, respectively. Maternal folate intake from diet and supplements was assessed by food frequency ...
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ژورنال
عنوان ژورنال: Archives of Disease in Childhood
سال: 1991
ISSN: 0003-9888,1468-2044
DOI: 10.1136/adc.66.9.1050