Table 2

Adjusted associations of risk factors and their 95% confidence interval (95% CI) with wheeze and cough. Hyperresponsiveness to exercise

Wheeze (95% CI)Cough (95% CI)
Exercise induced bronchospasm2-150 (⩾8.6% fall in FEV1)2.3 (1.1 to 5.8)1.4 (0.6 to 3.2)
Tobacco smoking2-150 (⩾1 pack-year)3.6 (2.2 to 5.7)4.2 (2.9 to 6.1)
Allergic rhinitis at baseline2-150 3.5 (1.6 to 7.7)1.7 (0.8 to 3.6)
Asthma in the family2-150 1.5 (0.8 to 3.0)3.6 (2.2 to 5.7)
Sex (female)2-150 1.6 (0.9 to 2.5)1.3 (0.9 to 2.0)
  • 2-150 Adjusted for all factors including baseline FEV1.