TABLE 4.

Rating^# of item importance as a routine diagnostic test to be reviewed (or undertaken if not already performed) in every newly referred patient with chronic cough^¶

	Rating
	0	1	2	3	4
Chest X-ray	0	0	0	11.3	88.7
Spirometry	0	0	0	20.8	79.2
F ENO	0	0	13.2	34.0	52.8
Blood eosinophils	0	3.8	17.0	28.3	50.9
Reversibility test	3.8	1.9	15.1	24.5	54.7
Allergy skin test (or serum specific IgE test)	3.8	13.2	22.6	30.2	30.2
Methacholine challenge test	7.5	13.2	17.0	32.1	30.2
Sinus imaging	13.2	11.3	28.3	26.4	20.8
Sputum eosinophils	9.4	24.5	20.8	24.5	20.8
Nasal endoscopy	9.4	18.9	32.1	24.5	15.1
Laryngoscopy	13.2	17.0	24.5	30.2	15.1
24-h oesophageal pH test	9.4	22.6	32.1	24.5	11.3
Mannitol challenge test	13.2	20.8	39.6	20.8	5.7
High-resolution oesophageal manometry	15.1	18.9	39.6	18.9	7.6
Cough challenge test	15.1	32.1	20.7	26.4	5.7
GI endoscopy	22.6	20.8	37.7	11.3	7.6
Bronchoscopy	20.8	24.5	34.0	20.8	0

Data are presented as response %. F_ENO: fractional exhaled nitric oxide; GI: gastrointestinal. ^#: 5-point Likert scale (0–4), ranging from “not important at all” (0) to “neutral” (2) and “very important” (4); ^¶: original question: Please rate the importance of each item as a routine test to review (or undertake if not already performed) in every newly referred patient with chronic cough.