Table 2 Intraoperative mechanical ventilation settings in the patients who exhibited postoperative pulmonary complications

V_T/IBW (ml/kg)

1.6 [0.9–2.8]

0.11

 < 9 ml/kg

135

42 (31.1%)

 ≥ 9 ml/kg

83

35 (42.2%)

RR (breaths/min)

0.9 [0.5–1.6]

0.65

 < 12 breaths/min

61

23 (37.7%)

 ≥ 12 breaths/min

157

54 (34.4%)

PEEP (cmH₂O)

1.1 [0.6–2.0]

0.77

 < 5 cmH₂O

74

25 (33.8%)

 ≥ 5 cmH₂O

144

52 (36.1%)

PIP (cmH₂O)

1.7 [0.9–2.9]

0.09

 < 19 cmH₂O

125

38 (30.4%)

 ≥ 19 cmH₂O

93

39 (41.9%)

P_plateau (cmH₂O)

2.1 [1.0–4.0]

0.04

 < 17 cmH₂O

173

55 (31.6%)

 ≥ 17 cmH₂O

45

41 (48.9%)

ΔP (cmH₂O)

1.4 [0.8–2.5]

0.26

 < 13 cmH₂O

114

36 (31.6%)

 ≥ 13 cmH₂O

104

41 (39.4%)

MP (J/min)

1.8 [1.0–3.2]

0.04

 < 12 J/min

128

38 (29.7%)

38 (29.7%)

 ≥ 12 J/min

90

39 (43.3%)

39 (43.3%)