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Additional file 1 of Change in the symptom profile treated as asthma – two cross-sectional studies twenty years apart

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posted on 04.02.2020, 05:08 authored by Mihkel Pindus, Hans Orru, Rain Jõgi
Additional file 1: Table S1. Crude and age- and sex-standardised prevalence’s (%) of respiratory symptoms in ECRHS I and SOHOS study using 1993-year annual population data from Tartu, Estonia. Table S2. Difference in prevalence (%) of respiratory symptoms for early (<4 weeks) and late (>8 weeks) questionnaire respondents. Table S3. Prevalence (%) of respiratory symptoms, attack of asthma and asthma medication use in women, men among non-smokers. *p < 0.05 from Chi-square test.

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