Incidence and Risk Factors of Postoperative Pulmonary Complications in Noncardiac Chinese Patients: A Multicenter  Observational Study in University Hospitals

<div>Flow-chart of study population. LOS: the length of stay.</div>

BioMed Research International

fig1

Figure 1

Figure 1: Incidence and Risk Factors of Postoperative Pulmonary Complications in Noncardiac Chinese Patients: A Multicenter  Observational Study in University Hospitals 

Figure 1 | Incidence and Risk Factors of Postoperative Pulmonary Complications in Noncardiac Chinese Patients: A Multicenter  Observational Study in University Hospitals 