Symptom prevalence (%) at follow up according to categories of exercise induced bronchospasm at inclusion in the study
| Exercise induced fall in FEV1(%) | Asthma | Wheeze | Cough |
|---|---|---|---|
| Rise (<0%) | 16/282 (5.7%) | 36/282 (12.8%) | 58/282 (20.6%) |
| 0–4.9% | 25/360 (6.9%) | 43/360 (11.9%) | 82/360 (22.8%) |
| 5–8.5% | 8/100 (8.0%) | 15/100 (15.0%) | 19/100 (19.0%) |
| ⩾8.6% | 6/35 (17.1%) | 9/35 (25.7%) | 11/35 (31.4%) |