Fig. 1
From: Exertional intolerance and dyspnea with preserved lung function: an emerging long COVID phenotype?
Characterizing Patients with Long COVID who had Normal 6-min walk test (6MWT) Distances Versus Those who had Reduced Distances (Total n = 165) by A 6MWT Distance; B Oxygen Saturation Nadir; C Pulmonary Function Testing; D Modified Medical Research Council (mMRC) Subjective Dyspnea Score; E Post-COVID Functional Scale (PCFS) score; F Health-related Quality of Life (EQ–5D–5L) score