Oxygen administration during surgery and postoperative organ injury: observational cohort study
McIlroy D, Shotwell M, Lopez M, Vaughn M, Olsen J, Hennessy C, Wanderer J, Semler M, Rice T, Kheterpal S, Billings F, Group M, Cuff G, Freundlich R, Kurz A, Naik B, Mathis M, Schonberger R. Oxygen administration during surgery and postoperative organ injury: observational cohort study. The BMJ 2022, 379: e070941. PMID: 36450405, PMCID: PMC9710248, DOI: 10.1136/bmj-2022-070941.Peer-Reviewed Original ResearchConceptsAcute kidney injuryObservational cohort studyLung injuryKidney injuryMyocardial injuryOxygen administrationGreater oddsCohort studyMedian age 59 yearsHospital discharge diagnosis codesGlobal Outcomes criteriaAge 59 yearsHours of surgeryDischarge diagnosis codesPotential confounding variablesHemoglobin oxygen saturationPostoperative kidneyPrimary endpointAdult patientsMedian durationOrgan injurySerum troponinEndotracheal intubationGeneral anesthesiaKidney disease