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Table 2 Variations in hemodynamic parameters at baseline, after PLR and after fluid challenge in responders and nonresponders

From: Does inferior vena cava respiratory variability predict fluid responsiveness in spontaneously breathing patients?

 

Responders (n = 29)

Nonresponders (n = 30)

p

SBP, mmHg

 Baseline

123 ± 28

117 ± 23

0.06

 PLR

125 ± 26

123 ± 23

0.77

 Volume expansion

126 ± 20

123 ± 25

0.61

DBP, mmHg

 Base

67 ± 17

72 ± 43

0.60

 PLR

69 ± 15

68 ± 21

0.79

 Volume expansion

67 ± 13

68 ± 21

0.82

MBP, mmHg

 Baseline

86 ± 19

87 ± 33

0.87

 PLR

88 ± 18

86 ± 19

0.96

 Volume expansion

87 ± 14

87 ± 21

0.95

HR, bpm

 Baseline

98 ± 16

96 ± 20

0.66

 PLR

95 ± 16*

94 ± 20

0.72

 Volume expansion

95 ± 15*

92 ± 20

0.54

VTI, cm

 Baseline

16 ± 4

19 ± 4

0.03

 PLR

18 ± 4*

18 ± 4

0.90

 Volume expansion

20 ± 4*†

18 ± 4

0.04

SV, ml

 Baseline

48 ± 13

53 ± 15

0.14

 PLR

54 ± 12*

52 ± 15

0.68

 Volume expansion

59 ± 12*†

52 ± 15

0.04

CO, L/min

 Baseline

4.6 ± 1.1

5.0 ± 1.5

0.21

 PLR

5.1 ± 1.3*

4.8 ± 1.5

0.44

 Volume expansion

5.6 ± 1.2*†

4.7 ± 1.6

0.02

  1. Values are expressed as the mean ± SD
  2. PLR passive leg-raising, SBP systolic blood pressure, DBP diastolic blood pressure, MBP mean blood pressure, PP pulse pressure, HR heart rate, VTI aortic velocity-time integral SV stroke volume, CO cardiac output
  3. * = p < 0.05 vs. baseline
  4. † = p < 0.05 vs. PLR