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Table 3 Comparison between the two studied groups as regards peak airway pressure

From: Effect of inverse ratio ventilation on hemodynamics and respiratory mechanics in obese patients undergoing laparoscopic sleeve gastrectomy

Peak airway pressure

Peak pressure (cmH2O)

VCV group (N=26)

IRV group (N=26)

P-value

Peak 1 (after intubation)

20.31 ± 2.02

18.35 ± 2.04

0.001*

Peak 2 (before pneumoperitoneum)

20.00 ± 1.166

17.19 ± 1.327

0.0001*

Peak 3 (after pneumoperitoneum)

30.15 ± 1.85

27.12 ± 1.423

0.0001*

Peak 4

28.19 ± 1.88

24.54 ± 1.77

0.0001*

Peak 5

27.58 ± 1.55

24.08 ± 1.495

0.0001*

Peak 6

27.62 ± 1.96

24.58 ± 1.33

0.0001*

  1. P is significant when P≤ 0.05