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Table 1 Written questionnaire responses for selected questions by age group
| Written question | Prevalence (all participants) n = 2,361 | Prevalence (ages 13 to 14 years) n = 823 |
|---|---|---|
| Have you had wheezing or whistling in the chest in the last 12 months? | 32.8% | 32.4% |
| Have you ever had asthma? | 23.7% | 24.2% |
| Do you need to bring an asthma inhaler to school with you? | 9.2% | 8.9% |
| In the last 12 months has your chest sounded wheezy during or after exercise? | 34.7% | 33.6% |
| In the last 12 months, have you had a problem with sneezing, or a runny or blocked nose when you did not have a cold or the flu? | 58.8% | 57.3% |
| Have you ever had hayfever? | 63.9% | 61.4% |
| Have any of your brothers or sisters, or your parents ever had asthma or hayfever ("family atopy")? | 69.7% | 70.9% |
| Do any of the adults in your home smoke cigarettes ("passive smoking")? | 69.7% | 64.2% |
| Have you ever smoked a cigarette? | 38.1% | 53.8% |
