Speckle-tracking echocardiography for detecting myocardial dysfunction in sepsis and septic shock patients: A single emergency department study
Xuan Fu, Xue Lin, Samuel Seery, Li-na Zhao, Hua-dong Zhu, Jun Xu, Xue-zhong Yu
Figure 1. Flowchart for participant assignment. cTnI: cardiac troponin I; LVEF: left ventricular ejection fraction; SB: Simpson's biplane; COPD: chronic obstructive pulmonary disease; 99th URL: 99 percentile upper reference limit.