Hemodynamics in Shock Patients Assessed by Critical Care Ultrasound and Its Relationship to Outcome: A Prospective Study
Table 2
Demographic and clinical characteristics of shock patients and outcome of the studied subjects.
Variable
Measure
Range
Gender (male/female)
113/68
—
Age (years)
20-89
APACHE II
2-50
Heart rate (bpm)
65-180
Systolic blood pressure (mmHg)
59-174
Diastolic blood pressure (mmHg)
32-132
Mean blood pressure (mmHg)
43.7-136.3
Urine output per hour (ml)
50 (20, 90)
0-500
Lactate (mmol/l)
3.2 (2.0, 6.8)
1-28.2
Length of mechanical ventilation (hours)
168 (94, 384)
5-1405
PaO2/FiO2
185 (124.9, 266.2)
44-620
Type of shock/case (%)
Distributive shock
111 (61.3)
111/181
Hypovolemic shock
54 (29.8)
54/181
Cardiogenic shock
12 (6.6)
12/181
Obstructive shock
4 (2.2)
4/181
Vasoactive agents/case (%)
162 (89.5)
162/181
Norepinephrine/case (%)
155 (95.7)
155/162
<0.5 μg/kg·min
82 (50.6)
82/162
0.5-1 μg/kg·min
35 (21.6)
35/162
>1 μg/kg·min
38 (23.5)
38/162
Dopamine/case (%)
7 (4.3)
7/162
Inotrope agents/case (%)
16 (8.8)
16/181
ICU length of stay (d)
15 (7, 28)
2-138
Hospital length of stay (d)
24 (13, 38)
2-149
28-day mortality (%)
44.8
81/181
Values were expressed as deviation or median (interquartile range), according to the type of data and data distribution. Percentages for categorical variables and continuous variables were expressed as ranges. Abbreviations: APACHE II: Acute Physiology and Chronic Health Evaluation II; ICU: intensive care unit.