About the Authors

Caixia Yang

Roles Conceptualization, Data curation, Writing – original draft, Writing – review & editing

Affiliation Department of Statistics and Medical Record Management, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, Shandong, China

Li Xu

Roles Conceptualization, Writing – review & editing

1111110236@bjmu.edu.cn

Affiliation Department of Pulmonary and Critical Care Medicine, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, Shandong, China

Competing Interests

The authors have declared that no competing interests exist.