Table 1A.

Subgroups of patients' clinical data for the mortality prediction.

Variables	Mortality
	Survivor (1,809 patients)	Non-survivor (415 patients)	p-value
	Mean ± SD	Mean ± SD
Age (years)	58.59 ± 16.82	60.58 ± 15.66	*
Perfusion index	1.72 ± 1.74	1.65 ± 1.60	>0.05
P(v-a)CO2/C(a-v)O2	1.62 ± 0.56	1.63 ± 0.60	>0.05
pCO2 (mmHg)	38.02 ± 8.44	38.54 ± 11.53	>0.05
Noradrenaline dosage (μg/kg/min)	0.41 ± 0.74	0.63 ± 1.61	**
Adrenaline dosage (μg/kg/min)	0.16 ± 0.08	0.17 ± 0.10	**
Invasive blood pressure (mmHg)	92.62 ± 20.50	86.36 ± 18.51	**
Central venous pressure (mmHg)	9.25 ± 3.10	9.88 ± 4.00	**
P(v-a)CO2 (mmHg)	5.49 ± 2.16	5.32 ± 2.28	>0.05
sO2 (%)	96.51 ± 4.46	95.77 ± 4.77	**
Lactic acid (mmol/l)	2.74 ± 2.73	3.31 ± 3.51	**
Invasive systolic blood pressure (mmHg)	139.54 ± 27.81	131.40 ± 28.63	**
Invasive diastolic blood pressure (mmHg)	69.88 ± 14.93	65.40 ± 13.73	**
Oxygenation index	311.83 ± 143.35	253.27 ± 142.73	**
White blood cell (×109/l)	13.83 ± 8.52	14.37 ± 9.38	>0.05
Platelet (×109/l)	176.83 ± 101.13	150.74 ± 105.83	**
Total bilirubin (μmol/l)	28.20 ± 47.16	43.21 ± 72.54	**
GCS score	9.57 ± 4.48	8.12 ± 4.60	**
Creatinine (μmol/L)	121.11 ± 138.15	166.10 ± 156.81	**
Oxygen concentration (%)	46.16 ± 16.65	56.33 ± 22.98	**
SpO2 (%)	97.63 ± 3.58	96.49 ± 4.35	**
pO2 (mmHg)	108.44 ± 41.27	102.08 ± 47.63	*
Heart rate (bpm)	100.85 ± 21.43	107.21 ± 22.16	**
Body temperature (°C)	36.83 ± 1.02	37.21 ± 1.06	**
Respiratory rate (bpm)	20.03 ± 6.31	22.79 ± 7.11	**
SOFA score	8.82 ± 3.73	11.50 ± 4.27	**

^**p < 0.01,

^*p < 0.05.