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Table 2 Intraoperative respiratory and hemodynamic parameters during the phase 2 period

From: Protective mechanical ventilation with optimal PEEP during RARP improves oxygenation and pulmonary indexes

  Traditional ventilation (n=32) Protective ventilation (n=32) P
Respiratory rate (bpm) 12.8±1.5 16.3±1.3 < 0.001
Lung compliance (ml/cmH2O)
 T2 22.3±3.9 23.3±3.6 0.276
 T3 21.4±3.7 23.5±3.7 0.025
Pplat (cmH2O)
 T2 26.7±3.8 28.2±1.8 0.051
 T3 27.1±3.7 28.3±1.7 0.113
VD/VT
 T2 21.0±5.8 21.9±6.8 0.590
 T3 22.6±5.5 21.7±6.6 0.555
MAP (kPa)
 T2 11.8±1.3 11.9±1.1 0.707
 T3 11.8±1.3 12.0±1.3 0.549
CO (L/min)
 T2 3.9±0.9 3.7±0.8 0.282
 T3 4.1±0.9 4.0±0.9 0.481
SVV (%)
 T2 11.2±4.0 9.8±2.7 0.098
 T3 9.5±3.4 8.6±3.4 0.298
  1. bpm Beats per minute, T2 and T3 20 min after each recruitment maneuver, Pplat Plateau pressure, VD Volume of physiological dead space, VT Tidal volume, MAP Mean arterial pressure, CO Cardiac output, SVV Stroke volume variation