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Intensive Care Medicine Experimental

Table 1 Estimated mean (SEM) outcome over positive end-expiratory levels

From: Effect of positive end-expiratory pressure on additional passive ventilation generated by CPR compressions in a porcine model

PEEP level

PEEP 0

PEEP 5

PEEP 10

PEEP 15

PEEP 20

P value

Variable

Mean (SEM)

Mean (SEM)

Mean (SEM)

Mean (SEM)

Mean (SEM)

MVexp (L/min)

6.33 (0.04)

6.66 (0.04)

7.14 (0.04)

7.2 (0.03)

7.33 (0.04)

 < 0.0001

VCO2 (L/min)

94.19 (0.78)

108.29 (0.81)

110.89 (0.83)

119.12 (0.77)

115.18 (0.8)

 < 0.0001

PaCO2 (mmHg)

39.02 (2.59)

35.68 (2.59)

31.42 (2.59)

29.91 (2.59)

27.67 (2.59)

0.02

  1. MVexp expired minute ventilation, PaCO2 partial pressure of carbon dioxide, PEEP positive end-expiratory pressure, VCO2 volumetric capnography
  2. P value generated from mixed effects model to compare mean among PEEP levels
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