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Table 1 Static and dynamic features used in this study. These features are classified into eight categories

From: Dynamic prediction of life-threatening events for patients in intensive care unit

Category

Features (Variables)

Derivative Features

Static/dynamic

Demographic

Gender, cardiorespiratory function, CPR, Admission type, ARF, Shock, Coronary Artery Disease, Diabetes, Hypertension, COPD, NYHA class IV, Solid tumors(metastases), Lymphoma, Leukemia, ILD, dialysis, cirrhosis, hepatic failure, myeloma, Rheumatic immune disease, glucocorticoid, immunologic deficiency

 

Static

Vital

HR, SPO2, ADBP, ASBP, AMBP, Pulse, Resp, Temper, NDBP, NSBP, Glasgow coma scale (GCS), GCS Eye opening, GCS Verbal Response, GCS Motor Response, RASS, PAPm, CVP

Mean, Max, Min

Dynamic

Hemodynamic

SVRI, CI, BSA, SVR(Picco), SI(Picco), LVSW

Mean, max, Min

Dynamic

Blood Gas

pH, Ca, Cl, K, BE, Na, Lac, HCO3, tHb, AnionGap, Hct, sO2, pCO2, O2Hb, COHb, HHb, MetHb, Glu, pO2, PaO2_FiO2

Mean,

Max, Min

Dynamic

Lab

HGB, WBC, RBC, MCV, HCT, PLT, EOS_PERCENT, LY_PERCENT, NEUT_PERCENT, MONO_ABS, Creatinine, MONO_PERCENT, RDW_S, PCT, Ca, TCO2, Urea, PDW, Glu, TBil, ALT, DBil, INR, PT

Mean,

Max, Min

Dynamic

Ventilator

FiO2_Set, VTe, MVe, RR, Ppeak, PS, RR_Set

Mean

Dynamic

Input

Injection, Nasal Feeding, Intravenous Intake, Infusion pump related fluid input, Norepinephrine, Midazolam, Furosemide, Epinephrine

Sum

Dynamic

Output

Urine Volume, Stool count

Sum

Dynamic

  1. CPR cardiac pulmonary resuscitation, ARF acute renal failure, COPD chronic obstructive pulmonary disease, ILD interstitial lung disease, HR heart rate, SPO2 pulse oximeter oxygen saturation, ADBP arterial diastolic blood pressure, ASBP arterial systolic blood pressure, AMBP arterial mean blood pressure, NDBP noninvasive diastolic blood pressure, NSBP noninvasive systolic blood pressure, NMBP noninvasive mean blood pressure, GCS Glasgow Coma Scale, RASS Richmond Agitation–Sedation Scale, PAP pulmonary artery pressure, CVP central venous pressure, SVRI systemic vascular resistance index, CI cardiac index, PICCO pulse indicator continuous cardiac output, P_SV PICCO_stroke volume, BSA body surface area, P_SVR PICCO systemic vascular resistance, P_SI PICCO stroke index, LVSW left ventricular stroke wok, PCO2 pressure of carbon dioxide, Ca calcium, Cl chloride, K potassium, BE base excess, Na sodium, Lac lactate, tHb total hemoglobin, Hct hematocrit, sO2 Oxygen saturation, pCO2 = pressure of carbon dioxide, O2Hb oxyhemoglobin, COHb carboxhemoglobin, HHb deoxyhemoglobin, MetHb methemoglobin, Glu glucose, pO2 pressure of oxygen, PaO2 arterial oxygen pressure, FiO2 fractional inspired oxygen, HGB hemoglobin, WBC white blood cell, MCV mean corpuscular volume, HCT hematocrit, PLT platelet, EOS_PERCENT percentage of eosinophil, LY_PERCENT percentage of lymphocyte, NEUT_PERCENT percentage of neutrophil, MONO_ABS monocytes absolute, RDW red cell distribution width, PCT procalcitonin, TCO2 total carbon dioxide, PDW platelet distribution width, TBil total bilirubin, ALT alanine aminotransferase, DBil bilirubin, INR international normalized ratio, PT prothrombin time, VTe tidal volume expiration, MVe minute volume expiration, RR respiratory rate, Ppeak peak pressure, PS pressure support, RR_set the set of respiratory_rate
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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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