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This study is funded by Boehringer Ingelheim. Medical writing support was provided by Hui Chin Teoh, an employee of Boehringer Ingelheim. The authors meet criteria for authorship as recommended by the International Committee of Medical Journal Editors (ICMJE), received no direct compensation for the development of the poster, and were fully responsible for all content and editorial decisions, and were involved at all stages of development and have approved the final version.

J. Z. has received consulting and speaking fees from AstraZeneca and Boehringer Ingelheim GmbH, and is a funding recipient of the National Key R&D program (2018YFC1911300). W. J. has nothing to declare. L. S. and W. S. are employees of Boehringer Ingelheim.

The percentage values for the baseline demographic and clinical data for patients included this study has been updated to exclude missing data. The updated percentages provide more accurate data and were assessed as only minimally different than that of reported in the accepted abstract.

Jinping Zheng, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, People's Republic of China; email: jpzhenggy@163.com