61
Participants
Start Date
October 4, 2017
Primary Completion Date
December 30, 2019
Study Completion Date
December 30, 2019
Citric acid
Citric Acid cough challenge to be administered to assess the cough reflex sensitivity in patients
Leicester Cough monitor
Ambulatory cough monitor to assess cough frequency over a 24 hour period
fractional exhaled nitric oxide testing (FeNO)
Measurement of exhaled nitric oxide to give an indication of airway inflammation
Patient reported outcome measures
A number a patient reported outcome measures will be administered including: Asthma control questionnaire (ACQ-5), mini Asthma Quality of Life Questionnaire (mini AQLQ), Leicester Cough Questionnaire (LCQ), Cough Quality of Life Questionnaire (CQLQ), Cough Hypersensitivity Questionnaire (CHQ) and visual analogue scales for severity og cough (VASc) and Urge to Cough (VASu)
Queen's University Belfast, Belfast
King's College London
OTHER
Queen's University, Belfast
OTHER