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Table 2 Selected outcomes within seven and thirty days

From: Postoperative pulmonary complications following major elective abdominal surgery: a cohort study

At 7 days
 Severe hypoxia 6 (2.2)
 Bronchospasm 1 (0.4)
 Suspected pulmonary infection 24 (9.0)
 Pulmonary infiltrate 11 (4.1)
 Aspiration pneumonitis 2 (0.7)
 Acute respiratory distress syndrome 2 (0.7)
 Atelectasis 13 (4.9)
 Pleural effusion 10 (3.7)
 Pulmonary oedema 6 (2.2)
 Any postoperative pulmonary complication 32 (11.9)
Readmission to critical care 7 (2.6)
Reintubation 5 (1.9)
Length of hospital stay (days, IQR) 4 (1–7)
At 30 days
 Accident and emergency attendance 22 (8.2)
 Readmission 46 (17.2)
 All complications 59 (22.0)
 Non-pulmonary complications 37 (13.8)
 Mortality 4 (1.5)