10 Years of Respiratory Trial Data: Patient Considerations and ATS-ERS PFT Acceptability Criteria
For the first time, Vitalograph shares aggregated trends observed in data and patient experience from the studies it has supported over the last decade in a variety of therapeutic areas including ALS, COPD, IPF, RCC, cystic fibrosis (CF), and asthma. Vice President of Clinical Services at Vitalograph, Grant Sowman, delves into a number of topics including:
Global PFT standards and guidelines for respiratory clinical trials
Common Pulmonary Function Testing challenges and how to overcome them
Best practices for high-quality PFT data collection and the critical role of overreading
Understanding and setting acceptability rates by therapeutic area
Patient-centric considerations
The webinar was originally broadcast on Tuesday 5 June 2025.

Presented By
Grant Sowman
About the Presenter
Grant Sowman is Vice President of Clinical Services at Vitalograph. He is a training Respiratory Physiologist with over 25 years’ experience in PFT. Grant trained at Christchurch Hospital, then moved to Medical-Legal field with ex Coal Miners for their COPD claims, he then worked Respiratory Clinical Research at University of Manchester NHS Hospital Trust where he was involved in several Phase I - III clinical trials.
At Vitalograph Grant has supported 50+ clinical trials, for studies involving Healthy Volunteers, Neuromuscular Disorders, Interstitial Lung Disease, Asthma, COPD and Lung Transplant.