Fig. 3From: Influence of government-driven quality assessment program on patients with chronic obstructive pulmonary diseaseComparison of annual changes of PFT conduction rate (a), inhaled LAMA prescription rate (b), and admission frequency (c) and all-cause mortality (d) between CQAP enrolled patients who visited the “1st grade” medical institution and those who visited the “5th grade” institution. PFT, pulmonary function test; COPD, chronic obstructive pulmonary disease. CQAP, COPD quality assessment program, LAMA, long-acting muscarine antagonistsBack to article page