Skip to main content

Table 9 SOFA score features ranking – biostatistics analysis

From: Data analytics and clinical feature ranking of medical records of patients with sepsis

position abs(t) rank abs(t) p-value rank p-value abs(PCC) rank abs(PCC)
1 age 81.88 age 1.35×10−259 Glasgow coma scale 0.69
2 mean arterial pressure 81.26 mean arterial pressure 7.53×10−248 mechanical vent 0.43
3 platelets 35.57 Glasgow coma scale 2.01×10−155 creatinine 0.41
4 Glasgow coma scale 34.78 platelets 1.86×10−120 respiration (FiO2) 0.37
5 respiration (PaO2) 32.38 respiration (PaO2) 1.63×10−109 urine output 24 hours 0.37
6 respiration (FiO2) 25.01 respiration (FiO2) 1.06×10−81 initial procalcitonin (PCT) 0.36
7 urine output 24 hours 21.21 bilirubin 7.87×10−71 bilirubin 0.31
8 bilirubin 21.19 urine output 24 hours 3.16×10−66 platelets 0.27
9 hypertension (HTN) 19.69 hypertension (HTN) 7.01×10−60 mean arterial pressure 0.25
10 sex 19.34 sex 1.97×10−58 age 0.14
11 diabetes mellitus (DM) 18.55 diabetes mellitus (DM) 4.70×10−55 sex 0.12
12 COPD 18.18 COPD 1.90×10−53 anatomical site of infection 0.10
13 mechanical vent 18.02 mechanical vent 1.04×10−52 CKD with dialysis 0.10
14 CAD 17.79 CAD 9.87×10−52 hypertension (HTN) 0.09
15 extent of infection 17.67 CHF 3.48×10−51 CAD 0.08
16 CHF 17.67 extent of infection 3.53×10−51 diabetes mellitus (DM) 0.05
17 cancer 17.66 cancer 4.01×10−51 CKD without dialysis 0.04
18 CKD without dialysis 17.38 CKD without dialysis 6.48×10−50 respiration (PaO2) 0.03
19 atrial fibrillation 17.36 atrial fibrillation 8.55×10−50 COPD 0.03
20 CKD with dialysis 16.92 CKD with dialysis 8.00×10−48 extent of infection 0.02
21 pulmonary embolism (PE) 16.78 pulmonary embolism (PE) 3.12×10−47 cancer 0.01
22 creatinine 14.79 creatinine 4.08×10−42 pulmonary embolism (PE) 0.01
23 microorganism 14.29 microorganism 3.56×10−38 microorganism 0.01
24 anatomical site of infection 9.65 anatomical site of infection 1.01×10−20 CHF 0.00
25 initial procalcitonin (PCT) 5.30 initial procalcitonin (PCT) 2.03×10−07 atrial fibrillation 0.00
  1. PCC: Pearson correlation coefficient [40]. t-test: absolute value of Student’s t-test [41]. p-value: probability value of Student’s t-test. We computed each test between the target feature (SOFA score) and each feature, and then ranked the outcomes
\