Inclusion criteria | |
• Age > 29 days and < 12 years | |
AND at least one of the following: | |
• Rhinorrhoea | |
• Cough | |
• Wheeze | |
• Stridor | |
• Increased work of breathing | |
• Shortness of Breath | |
Exclusion criteria | |
• Lack of consent | |
• No respiratory disease | |
• Mechanical ventilation (invasive, CPAP, or BiPAP) or high-flow nasal cannula | |
• Unable to provide at least 5 coughs (Voluntary or spontaneous) | |
• Medical contraindication to voluntary cough, including | |
â—‹ Severe respiratory distress | |
â—‹ History of pneumothorax | |
○ Eye, chest, or abdominal surgery past 3 months | |
• Too medically unstable to participate in study as per treating clinician | |
• Structural airway disease including laryngo/tracheomalacia. |