Table 2 Baseline characteristics and variables 2.
From: Machine learning prediction models for prognosis of critically ill patients after open-heart surgery
Variables | P value of mortality | P value of thrombocytopenia | P value of septic shock | P value of liver dysfunction |
|---|---|---|---|---|
Demographics | ||||
Age | < 0.001 | < 0.001 | 0.007 | 0.032 |
Body mass index | 0.459 | 0.025 | 0.005 | 0.453 |
Male | 0.226 | 0.067 | 0.953 | 0.536 |
Vasopressin | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
Lab variables | ||||
Glucose | < 0.001 | 0.008 | 0.003 | 0.065 |
Platelet | < 0.001 | < 0.001 | 0.057 | < 0.001 |
Potassium | 0.187 | < 0.001 | 0.255 | < 0.001 |
Sodium | 0.001 | 0.064 | 0.251 | 0.007 |
White blood cell | < 0.001 | 0.011 | < 0.001 | < 0.001 |
Bicarbonate | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
Hematocrit | < 0.001 | < 0.001 | 0.293 | 0.092 |
International normalized ratio | < 0.001 | 0.005 | 0.203 | 0.002 |
Lactate | < 0.001 | < 0.001 | 0.017 | < 0.001 |
Partial pressure of carbon dioxide | 0.37 | < 0.001 | 0.346 | 0.393 |
PH | < 0.001 | 0.001 | < 0.001 | < 0.001 |
Partial pressure of oxygen | < 0.001 | 0.001 | < 0.001 | < 0.001 |
Oxygen saturation | < 0.001 | 0.003 | 0.015 | < 0.001 |
Base excess | < 0.001 | 0.106 | 0.143 | < 0.001 |
Total CO2 | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
Calcium | < 0.001 | 0.29 | < 0.001 | < 0.001 |
Creatinine | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
Urea nitrogen | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
Anion gap | < 0.001 | 0.442 | < 0.001 | < 0.001 |
Hemoglobin | < 0.001 | < 0.001 | 0.374 | 0.142 |
Partial thromboplastin time | < 0.001 | < 0.001 | 0.437 | < 0.001 |
Prothrombin time | < 0.001 | < 0.001 | 0.344 | 0.003 |
Vital signs | ||||
Heart rate | < 0.001 | 0.097 | 0.123 | 0.126 |
Systolic BP | < 0.001 | 0.012 | < 0.001 | < 0.001 |
Diastolic BP | 0.007 | 0.014 | 0.007 | 0.346 |
Respiratory rate | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
Body temperature | < 0.001 | 0.071 | 0.008 | 0.129 |
Comorbidities | ||||
Coronary heart disease | 0.051 | < 0.001 | 0.073 | 0.658 |
Diabetes | 0.423 | 0.901 | 0.231 | 0.092 |
History of stroke | 0.283 | 0.532 | < 0.001 | 0.343 |
Urine output | < 0.001 | < 0.001 | < 0.001 | < 0.001 |