Table 2.

Prevalence of current wheezer and respiratory symptoms (%) in the last 12 months in all adults

The respiratory symptoms were defined as follows:

^*1. Have you had wheezing or whistling in your chest at any time in the past 12 months?

^*2. Have you been at all breathless when the wheezing nose is present?

^*3. Have you had this whistling or wheezing when you did not have a cold?

^*4. Have you been woken up with a feeling of tightness in your chest at any time in the last 12 months?

^*5. Have you been woken up by an attack of shortness of breath at any time in the past 12 months?

^*6. Have you been woken up by attacks of coughing at any time in the last 12 months?

#Current asthma is defined as "yes" to question ^*1 and "yes" to at least one of questions ^*2 to ^*5.