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The Ultrasound Journal

Table 2 Baseline characteristics of euvolemic and hypovolemic patients

From: Internal jugular vein collapsibility index associated with hypovolemia in the intensive care unit patients

Variables

Hypovolemic (n = 16)

Euvolemic (n = 15)

p Value

Age (years)

62.6 (±19)

59.1 (±12.9)

0.406

Weight (kg)

77.7 (±17.5)

82.1 (±21.8)

0.707

Sex (male)

50%

53%

0.853

Race (white)

75%

60%

0.916

Temp (oC)

37.3 (±0.8)

36.8 (±0.3)

0.274

Heart rate (beats/min)

99 (±19)

84 (12)

0.03*

Resp rate (breaths/min)

23 (±7)

17 (±4)

0.019*

SBP (mmHg)

110 (±23)

133 (±23)

0.011*

DBP (mmHg)

61 (±15)

65 (±11)

0.268

MAP (mmHg)

77 (16)

88 (±13)

0.044*

Mechanical ventilation with PEEP

31%

7%

0.172

Vasopressor support

13%

13%

0.945

CVP (mmHg)

6 (±4.0)

13.1(±5.3)

0.001*

IJV collapsibility index

59.5%

23%

0.001*

  1. Patient characteristics of demographics and hemodynamic variables upon enrollment
  2. Proportions are presented as percentages (number of patients)
  3. Values are mean ± SD or proportions presented as percentages
  4. Non parametric Mann–Whitney test for continuous variables and Chi-squared test for binary variables
  5. SBP systolic blood pressure, DBP diastolic blood pressure, MAP mean arterial pressure, PEEP positive end-expiratory pressure, CVP central venous pressure, IJV internal jugular vein
  6. *p < 0.05 compared to Euvolemic Group
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