Distribution of the clusters in acute (duration <3 weeks), subacute (3–8 weeks) and chronic (>8 weeks) cough
| Acute cough | Subacute cough | Chronic cough | |
| Subjects | 207 | 70 | 809 |
| Cluster A (“common” phenotype) | 169 (81.6) | 57 (81.4) | 587 (72.6) |
| Cluster B (TBQ phenotype) | 38 (18.4) | 13 (18.6) | 222 (27.4) |
Data are presented as n or n (%). 23 subjects could not define the length of the cough episode. TBQ: triggers, background disorders, quality-of-life impairment.