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Fig. 4 | Respiratory Research

Fig. 4

From: Efficacy of umeclidinium/vilanterol versus umeclidinium and salmeterol monotherapies in symptomatic patients with COPD not receiving inhaled corticosteroids: the EMAX randomised trial

Fig. 4

Risk of a first CID up to Day 168 across multiple composite definitions. a N, patients with at least 1 post baseline assessment (not including exacerbations) for at least one of the individual components or patients who had an exacerbation; b moderate/severe exacerbation; c assessed using a self-administered computerised version. CAT, COPD Assessment Test; CI, confidence interval; CID, clinically important deterioration; COPD, chronic obstructive pulmonary disease; FEV1 trough forced expiratory volume in 1 s; HR, hazard ratio; n, number of patients with an event; TDI, Transition Dyspnoea Index; SAL, salmeterol; SGRQ, St George’s Respiratory Questionnaire; UMEC, umeclidinium; VI, vilanterol

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