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. 2016 Jun 18;17:73. doi: 10.1186/s12931-016-0387-7

Fig. 6.

Fig. 6

(a) FEV1 AUC0–3 and trough FEV1 responses, (b) SGRQ total score and (c) TDI focal score: treatment comparisons at 12 weeks for T + O 5/5 μg versus T 5 μg and versus placebo in patients who were treatment naive/not treatment naive at baseline. FEV1: forced expiratory volume in 1 s; AUC0–3: area under the curve from 0–3 h; SGRQ: St George’s Respiratory Questionnaire; TDI: Transition Dyspnoea Index; T: tiotropium; O: olodaterol; CI: confidence interval