Retrospective database study investigating an association between intraoperative oxygen administration and recovery after surgery

Not Applicable

• Conditions: Mortality; Postoperative recovery; Non-infection related postoperative complications; Surgical site infection; oxygen administration; Anaesthesiology - Anaesthetics

• Registration Number: ACTRN12621000958886
• Lead Sponsor: Daniel Frei

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2021-07-22
• Last Update Posted: 26 September 2022

Recruitment & Eligibility

• Status: ot yet recruiting
• Sex: All
• Target Recruitment: 10000

Inclusion Criteria

Adult patients (age >/= 18 years) admitted to Auckland City Hospital between 01 July 2006 and 30 June 2020 undergoing non-cardiothoracic surgery under general anaesthesia with an operative duration >/= 120 minutes

Exclusion Criteria

Patient data sets will only be included in the study analysis once and databases will be screened for duplicates, which will be removed. For participants with multiple admissions meeting inclusion criteria, the study will consider their first admission within the study period that meets inclusion criteria as the baseline.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Days alive and out of hospital will be assessed by link data records of included patients with the Ministry of Health National Minimum Dataset using patient National Health Index Number (NHI)[90 days post surgery]