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Table 2 Hemodynamic parameters measured in responders and non-responders

From: Internal jugular vein variability predicts fluid responsiveness in cardiac surgical patients with mechanical ventilation

 

T0

T1

T2

HR (beats min−1)

 Responders

91 ± 20

89 ± 18

87 ± 14

 Non-responders

88 ± 17

88 ± 17

87 ± 16

SBP (mmHg)

 Responders

87 ± 19

95 ± 29

119 ± 26c

 Non-responders

111 ± 17a

116 ± 19a

112 ± 23

DBP (mmHg)

 Responders

46 ± 8

53 ± 7b

58 ± 8c

 Non-responders

55 ± 11a

58 ± 9a

54 ± 8a

MAP (mmHg)

 Responders

58 ± 10

67 ± 9b

73 ± 11c

 Non-responders

71 ± 10a

75 ± 10a

70 ± 9

CVP (mmHg)

 Responders

11 ± 4

11 ± 3

12 ± 3

 Non-responders

12 ± 4

14 ± 4a,b

13 ± 4

CO (L/min)

 Responders

3.60 ± 1.54

4.68 ± 1.79b

5.11 ± 2.15c

 Non-responders

4.17 ± 0.93

4.50 ± 1.17

4.69 ± 1.44

SV (ml)

 Responders

39.87 ± 13.67

52.99 ± 16.22b

58.72 ± 22.16c

 Non-responders

49.86 ± 17.71a

53.52 ± 18.14

54.81 ± 16.53

SVV (%)

 Responders

14.94 ± 1.85

10.34 ± 5.26b

8.71 ± 4.59c

 Non-responders

9.49 ± 2.67a

7.74 ± 4.83a

7.03 ± 2.67c

IJVV (%)

 Responders

23.04 ± 16.76

9.88 ± 13.76b

7.96 ± 8.72c

 Non-responders

9.90 ± 5.63a

6.38 ± 2.37b

5.73 ± 2.02c

IVCV (%)

 Responders

15.97 ± 4.08

8.98 ± 4.52b

8.08 ± 7.70c

 Non-responders

8.78 ± 5.42a

8.14 ± 4.94

6.41 ± 2.76c

  1. Values are expressed as mean ± SD
  2. HR heart rate, BP, SBP systolic blood pressure, DBP diastolic blood pressure, MAP mean arterial pressure, CVP central venous pressure, CO cardiac output, SV stroke volume, SVV stroke volume variation, IJVV internal jugular venous variability, IVCV inferior vena cava variability
  3. T0 baseline, T1 after passive leg raising test, T2 after fluid expansion
  4. aP < 0.05 non-responders versus responders
  5. bP < 0.05 T1 versus T0
  6. cP < 0.05 T2 versus T0