Perioperative medicine & outcomes

Intraoperative corticosteroid administration and postoperative pulmonary complications: a secondary analysis of the iPROVE clinical trials

Br J AnaesthPublished Secondary analysis of the iPROVE randomised trials

Primary result · PPCs (weighted)Result — go to the resultOdds ratio 0.86 95% CI 0.62–1.18

Authors' conclusion

Corticosteroid administration at antiemetic doses in adult patients having major abdominal or thoracic surgery was not associated with a lower incidence of postoperative pulmonary complications. Postoperative pulmonary gas exchange marginally improved in patients receiving intraoperative corticosteroids.

Study context

Population
Adults undergoing major abdominal or thoracic surgery, 30 hospitals
Participants
1,963 adults · 2 trials
Comparison
Intraoperative corticosteroids at antiemetic doses vs no corticosteroids
  • Corticosteroidsn = 1,142
  • No corticosteroidsn = 821reference
Primary endpoint
Composite of PPCs
Follow-up
Within 30 days after surgery
Methodological detailspost hoc analysis, inverse probability of treatment weighting, multicentre
  • Post hoc analysis
  • Inverse probability of treatment weighting
  • Multicentre

Primary result

PPCs (weighted)

Odds ratio

0.86

95% CI 0.62–1.18

P = 0.347

Corticosteroids vs No corticosteroids
OR 0.86 (95% CI 0.62–1.18); P = 0.347

As reported in the abstract

Further findings

Severe PPCs before weighting (unadjusted) · before weighting

P = 0.002

OutcomeAdjusted mean difference (mm Hg) (95% CI)P value
PaO2/FiO2 ratio in PACU19.9 (0.64–39.1)corrected P=0.043

Original publication

Intraoperative corticosteroid administration and postoperative pulmonary complications: a secondary analysis of the iPROVE clinical trials. Br J Anaesth. Published 27 August 2026. doi:10.1016/j.bja.2026.08.001

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