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Table 2 Respiratory parameters during mechanical ventilation

From: Effects of pressure-controlled and volume-controlled ventilation on respiratory mechanics and systemic stress response during prone position

 

Group PC

(n = 27)

Group VC

(n = 27)

p

EtCO2 (mmHg)

 I

32.6 ± 2.7

32.5 ± 2.9

NS

 II

32.7 ± 3.0

34.1 ± 2.1

NS

P-peak (cmH2O)

 I

20.6 ± 2.6

22.2 ± 3.1

0.034

 II

22.4 ± 2.1

23.9 ± 2.0

0.015

P-plateau (cmH2O)

 I

19.2 ± 2.9

21.3 ± 2.8

0.009

 II

20.6 ± 2.5

22.0 ± 2.6

0.035

P-mean (cmH2O)

 I

11.2 ± 2.1

11.9 ± 2.1

NS

 II

12.9 ± 1.4

11.6 ± 1.4

0.002

C-dyn (mL/cmH2O)

 I

44.1 ± 8.2

41.2 ± 11.1

NS

 II

39.7 ± 7.8

31.9 ± 6.9

<0.001

  1. EtCO 2 end-tidal carbon dioxide, P-peak peak airway pressure, P-plateau plateau airway pressure, P-mean mean airway pressure, C-dyn dynamic compliance, I values after entubation, during supine position, II values during prone position, NS not significant
  2. p < 0.05: statistically significant