Sarcopenia definitions: where to draw the line? Response to Scarlata et al

We thank Scarlata et al 1 for their interest in our study2 in which we demonstrated a 15% prevalence in stable COPD by European Working Group on Sarcopenia in Older People (EWGSOP) criteria.3 Professor Scarlata and colleagues acknowledge these are the most commonly adopted sarcopenia criteria. Consequently, prevalence estimates in other populations4 allow us to compare our findings beyond respiratory medicine. Towards the end of recruitment, The Foundation for the National Institutes of Health (FNIH) Sarcopenia Project published their findings.5 We acknowledge the strength of the FNIH criteria, with cut points derived from a large pool of patient-level data.5 Nonetheless, the project …