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Table 2 Mean values of right atrial pressure (RAP), pulmonary artery occlusion pressure (PAOP) and right ventricular end-diastolic volume index (RVEDVI) before volume expansion in responder and nonresponder patients to volume expansion

From: Using heart-lung interactions to assess fluid responsiveness during mechanical ventilation

Reference

Responder

Nonresponder

P

RAP (mmHg)

   

[4]

5 ± 1

5 ± 2

NS

[5]

9 ± 4

8 ± 4

NS

[6]

7 ± 2

6 ± 3

NS

[7]

9 ± 3

9 ± 4

NS

PAOP (mmHg)

   

[4]

8 ± 1

7 ± 2

NS

[5]

10 ± 4

10 ± 3

NS

[10]

16 ± 6

15 ± 5

NS

[8]

10 ± 4

12 ± 3

NS

[9]

12 ± 2

16 ± 3

<0.01

[7]

10 ± 3

11 ± 2

NS

RVEDVI (ml/m2)

   

[4]

143 ± 19

134 ± 26

NS

[5]

104 ± 27

117 ± 46

NS

[10]

80 ± 28

109 ± 33

<0.05

[6]*

177 ± 31

159 ± 33

NS

[11]

105 ± 31

119 ± 33

NS

  1. Values are expressed as mean ± standard deviation. *Right ventricular end-diastolic volume (ml).
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Critical Care

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