Fig. 3From: Hydrogen/oxygen therapy for the treatment of an acute exacerbation of chronic obstructive pulmonary disease: results of a multicenter, randomized, double-blind, parallel-group controlled trialSeven-days changes from baseline in BCSS score in FAS (a) and PPS (b) population. BCSS breathlessness, Cough and Sputum Scale, FAS full analysis set, PPS per-protocol set. *p < 0.05. Red asterisk represent that the BCSS score change from baseline at day 7 is the primary efficacy endpointBack to article page