Continuous Estimation of Cardiac Output in Critical Care: A Noninvasive Method Based on Pulse Wave Transit Time Compared with Transpulmonary Thermodilution

Table 1

Characteristics of patients included.

	Patients with				Total
	Sepsis	Polytrauma	No sepsis/no polytrauma	Sepsis and polytrauma
Count (number of patients), n	13	6	18	1	38
Male, n (%)	7 (54)	6 (100)	12 (67)	1 (100)	26 (68)
Age, years (median) and (IQR)	62 (55–73)	60 (51–69)	61 (47–72)	82 (82-82)	62 (50–72)
Weight, kg (median) and (IQR)	80 (75–90)	81 (71–88)	74 (58–83)	72 (72-72)	77 (70–84)
Height, cm (median) and (IQR)	172 (160–176)	180 (178–186)	176 (165–180)	176 (176-176)	176 (168–180)
SAPS II (median) and (IQR)	42 (37–56)	41 (26–55)	45 (34–50)	65 (65-65)	45 (34–54)
Heart rate, beats/min (median) and (IQR)	94 (85–110)	84.5 (70–99)	85 (76–95)	114 (114-114)	90 (79–101)
Respiratory rate, breaths/min (median (IQR))	18 (18–22)	16 (15–23)	18 (15–22)	20 (20-20)	18 (16–22)
Oxygen saturation, (%) (median (IQR))	98 (95–99)	100 (99-100)	98 (96–98)	95 (95-95)	98 (96–100)
Mean arterial pressure, mmHg (median (IQR))	70 (65–75)	77 (70–86)	77 (70–85)	95 (95-95)	75 (70–85)
Systolic blood pressure, mmHg (median (IQR))	116 (105–140)	120 (110–125)	128 (113–140)	160 (160-160)	120 (110–140)
Diastolic blood pressure, mmHg (median (IQR))	55 (50–61)	55 (54–60)	60 (50–65)	60 (60-60)	57 (50–61)

n: number of patients; IQR: interquartile range.