TABLE 2.

Phenotypic characterisation of patients presenting with chronic cough

	Patients	Summary statistics
BHR/AL	1835	1117 (60.9)
UACS	2282	459 (20.1)
Airway reflux	891#	297 (33.3)
Phenotype number	2352
0		727 (30.9)
1		1377 (58.5)
≥2		248 (10.5)
Missing		0

Data are presented as n or n (%). BHR: bronchial hyperresponsiveness; AL: airway limitation; UACS: upper airway cough syndrome. ^#: those patients with 1) a valid Hull Airway Reflux Questionnaire; 2) a valid methacholine test result; and 3) a valid sinus radiography result.