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Table 1 Criteria for asthma in this study

From: Epidemiology of bronchial asthma and asthma control assessment in Henan Province, China

  Asthma Suspected asthma
Q1 (1) Yes No Yes No
Q1 (2)–(5)   Yes   Yes
Q2–Q10 Yes ≥ 5 Yes ≥ 6 Yes ≥ 3, but < 5 Yes ≥ 4, but < 6