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Table 2 Respiratory and hemodynamic parameters before and after recruitment maneuver

From: Respiratory effects of different recruitment maneuvers in acute respiratory distress syndrome

 

Extended sigh

Continuous positive airway pressure

 

Baseline

5 minutes

60 minutes

Baseline

5 minutes

60 minutes

Plateau pressure, cm H2O

31 ± 4

28 ± 5

28 ± 5

31 ± 3

30 ± 3

30 ± 3

End-expiratory lung volume, mL

834 ± 133

957 ± 228a

998 ± 184a

927 ± 191

1,097 ± 120a

1,001 ± 133a

Recruited volume, mL

692 ± 189

867 ± 339a

857 ± 335a

695 ± 217

781 ± 328a

730 ± 288

Quasi-static compliance, mL/cm H2O

28 ± 3

36 ± 4a

37 ± 4a

29 ± 3

32 ± 3

33 ± 3

PaCO2, mm Hg

52 ± 12

56 ± 10

55 ± 11

54 ± 9

57 ± 10

55 ± 10

pH

7.28 ± 0.11

7.27 ± 0.08

7.28 ± 0.09

7.28 ± 0.08

7.26 ± 0.09

7.27 ± 0.09

Heart rate, beats per minute

98 ± 22

99 ± 23

99 ± 22

97 ± 22

98 ± 22

98 ± 23

Systolic arterial pressure, mm Hg

123 ± 18

119 ± 10

118 ± 16

125 ± 13

120 ± 16

116 ± 18

Diastolic arterial pressure, mm Hg

62 ± 8

63 ± 9

61 ± 7

64 ± 10

63 ± 8

63 ± 10

Mean arterial pressure, mm Hg

81 ± 12

79 ± 13

80 ± 12

84 ± 10

80 ± 13

81 ± 18

  1. aP < 0.05 versus baseline. PaCO2, arterial partial pressure of carbon dioxide.