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Environment and asthma bronchiale
 Horová, Zuzana ; Jílek, Petr (advisor) ; Kudláčková, Zděnka (referee)
BACKGROUND: Asthma is one of the most often occuring children chronic diseases and its prevalence is steadily increasing. A lot of risk and protective factors influencing the development of asthma and atopic diseases have been described. It is necessary to gain more information about these factors, though. AIM: To compare two different groups of children (the asthmatics and the reference group) beeing influenced by different risk and protective factors for developing asthma. Analysing the risk factors may help us to design preventive programmes and broaden the knowledge of pathobiology of the disease. METHODS: 3848 structured anonymous questionnaires were sent to various primary schools round the Czech Republic. The questionnaires were completed by parents on behalf of their children. The aim of the questionnaires was to examine the prenatal conditions and postnatal conditions at the age of the first two years, at 6th -7th , 12th - 13th year of age. In this study we focused on postnatal conditions of children. 2050 completed questionnaires were sent back and we focused on the group of 118 astmatic children and 765 non-allergic children as the reference group. Children were born in years 1992-1993 and all come from the Czech Republic. Answering positively the question about asthmatic symptoms and...
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