AKI	acute kidney injury
APACHE	Acute Physiology and Chronic Health Evaluation
AUROC	area under the ROC curve
CGMH	Chang Gung Memorial Hospital
eGFR	estimated glomerular filtration rate
ELISA	enzyme-linked immunosorbent assay
FiO2	fraction of inspired oxygen
GCS	Glasgow coma scale
GDF-15	growth differentiation factor 15
ICU	intensive care unit
IRB	institutional review board
KIM-1	kidneyinjury molecule-1
MAP	mean arterial blood pressure
MV	mechanical ventilation
NGAL	neutrophil gelatinase-associated lipocalin
nVD	non-ventilator dependence
PaO2	partial pressure of oxygen
ROC curve	receiver operating characteristic curve
SOFA	Sequential Organ Failure Assessment
VD	ventilator dependence