Skip to main content
Fig. 3 | Respiratory Research

Fig. 3

From: Eligibility of real-life patients with COPD for inclusion in trials of inhaled long-acting bronchodilator therapy

Fig. 3

Eligibility to participate in randomised controlled trials (RCT). Eligibility of patients from the Optimum Patient Care Research Database (OPCRD) to be included in individual randomised controlled trials (RCTs) by RCT start year. Data show fraction of; a total population of patients with chronic obstructive pulmonary disease (COPD) and b patients with COPD and modified Medical Research Council (mMRC) score ≥2. Data on trials investigating long-acting β-agonists (LABA) are indicated by ○, long-acting muscarinic antagonists (LAMA) by ▲, and LABA + LAMA combination therapy by ■

Back to article page