Visar resultat 1 - 5 av 26 avhandlingar innehållade ordet wheeze.
Sammanfattning : Background: Childhood asthma has increased worldwide, although recent studies report a prevalence plateau in some western countries.Aims: To investigate the prevalence of asthma and the associated risk factor patterns from ages 7-8 to 11-12 with special emphasis on the hereditary component, and further to study prevalence trends at age 7-8 from 1996 to 2006 and the possible determinants of these trends. LÄS MER
2. Asthma in school age : prevalence, incidence and remission in relation to environmental determinants
Sammanfattning : Background In the past half-century, the prevalence of asthma among children and adolescents has risen and asthma has become an important public health challenge in Sweden as well as in many other countries, necessitating further studies on this complex disease and its risk factor pattern. The studies included in this thesis aimed to investigate the clinical expression of childhood asthma over time, to describe the determinants of new-onset and remission of asthma, and to evaluate possible environmental risk factors in northern Sweden. LÄS MER
3. Epidemiological studies of asthma and allergic diseases in teenagers : methodological aspects and tobacco use
Sammanfattning : Parental reports are often used in studies of asthma and allergic diseases in children. A change in respondent from parent to index subject usually occurs during adolescence. Little is known about the effects this change in method might have on the outcomes of a longitudinal study. LÄS MER
Sammanfattning : Wheezing with viral infections is common in childhood and both genetic and environmental factors have been reported to influence the risk of subsequent asthma development. The overall aim of this thesis was to study the factors influencing the risk of wheezing at preschool age and the long-term outcome following severe wheezing in early life. LÄS MER
Sammanfattning : Asthma and allergic rhinitis are diseases that cause major disability and illness in all ethnic groups and ages. It is well established that allergic rhinitis and asthma are closely linked entities and more than 75 % of the patients with asthma reports concomitant rhinitis. LÄS MER