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Table 3 Ventilator parameters, Gas exchange and Hemodynamics

From: Effects of ultrasound-guided alveolar recruitment manoeuvres compared with sustained inflation or no recruitment manoeuvres on atelectasis in laparoscopic gynaecological surgery as assessed by ultrasonography: a randomized clinical trial

 

T1

T2

T3

C group

SI group

UD group

C group

SI group

UD group

C group

SI group

UD group

VT

447.50 ± 54.25

433.03 ± 49.69

421.08 ± 55.80

432.20 ± 52.32

418.23 ± 46.90

409.90 ± 54.52

   

VT(PBW)

8.80 ± 0.76

8.62 ± 0.66

8.44 ± 0.95

8.49 ± 0.77

8.33 ± 0.64

8.20 ± 0.92

   

PEAK

15.87 ± 1.31

15.67 ± 1.27

15.93 ± 1.23

27.40 ± 2.44

24.23 ± 2.25a

23.30 ± 1.56a#

   

Plat

14.30 ± 1.18

14.23 ± 1.25

14.20 ± 1.13

24.73 ± 2.21

22.00 ± 1.74a

20.33 ± 1.49a#

   

Driving pressure

9.77 ± 1.96

9.77 ± 1.61

9.60 ± 1.45

24.73 ± 2.21

17.00 ± 1.74a

15.33 ± 1.49a#

   

SaO2

96.83 ± 1.42

97.13 ± 1.63

96.93 ± 1.51

100.00 ± 0.00

100.00 ± 0.00

100.00 ± 0.00

94.90 ± 2.16

97.57 ± 1.76a

96.67 ± 1.30a

PaCO2

36.93 ± 2.57

36.80 ± 2.85

35.60 ± 2.69

41.30 ± 2.68

40.90 ± 2.11

40.67 ± 2.48

39.63 ± 3.02

40.00 ± 1.66

39.73 ± 2.27

PaO2

492.13 ± 22.06

497.23 ± 36.25

501.33 ± 32.80

261.70 ± 25.72

283.97 ± 33.85a

300.33 ± 37.07a

81.80 ± 32.67

92.80 ± 9.13a

96.87 ± 11.21a

Oxygenation Index

492.13 ± 22.06

497.23 ± 36.25

501.33 ± 32.80

435.80 ± 42.81

475.90 ± 57.46a

500.23 ± 61.79a

344.83 ± 37.27

430.30 ± 42.45a

456.87 ± 56.79a

Mean artery pressure

76.60 ± 11.38

81.07 ± 11.24

76.73 ± 9.69

76.73 ± 9.92

82.17 ± 10.37

77.87 ± 13.61

84.77 ± 9.57

85.83 ± 9.19

83.77 ± 8.92

Heart rate

71.87 ± 10.27

72.70 ± 11.42

72.90 ± 11.85

70.87 ± 9.95

77.00 ± 10.33

74.67 ± 10.35

78.10 ± 9.17

80.20 ± 7.36

78.27 ± 9.4

  1. a Denotes significant difference compared with C group
  2. # Denotes significant difference compared with SI group (P < 0.05)