Correlation between cough and other parameters
| Correlation coefficient | p value | |
|---|---|---|
| eNO, exhaled nitric oxide; FEV1, forced expiratory volume in 1 second; FVC, forced vital capacity. | ||
| eNO | −0.185 | 0.279 |
| FEV1 | −0.215 | 0.208 |
| FVC | −0.119 | 0.491 |
| % Eosinophils | 0.02 | 0.924 |
| % Neutrophils | 0.833 | 0.0001 |
| Severity of asthma score | −0.077 | 0.679 |
| Self-reported daytime cough | −0.090 | 0.630 |
| Self-reported night time cough | −0.068 | 0.717 |