TABLE 1

Distribution of the clusters in acute (duration <3 weeks), subacute (3–8 weeks) and chronic (>8 weeks) cough

Acute coughSubacute coughChronic cough
Subjects20770809
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.