Contraindications to spirometry \[1\]

Contraindications to clinical exercise testing \[2\]

Contraindications to HFAO (see section A.6.3b))

Resting SpO2\>88% on air or on patient's usual oxygen prescription

Systolic arterial blood pressure (ABP) \>200mmHg, diastolic ABP \>100 mmHg

1. Cooper, B.G., An update on contraindications for lung function testing. Thorax, 2010.

2. ATS/ACCP Statement on Cardiopulmonary Exercise Testing. Am. J. Respir. Crit. Care Med., 2003. 167(2): p. 211-277.

Aerosure and Six Minute Walk Distance in Severe COPD