Title {1}	Postoperative 20% albumin vs standard care and acute kidney injury after high-risk cardiac surgery (ALBICS): study protocol for a randomised trial
Trial registration {2a and 2b}.	Australian New Zealand Clinical Trials Registry, 03 October 2019 (ACTRN1261900135516703)
Protocol version {3}	Version 2.11, 30 June 2021
Funding {4}	This study is internally funded by each hospital’s intensive care unit and/or cardiothoracic department.
Author details {5a}	Mayurathan Balachandran1, Piyusha Banneheke1, Adrian Pakavakis2, Wisam Al-Bassam2, Vineet Sarode3,4, Michael Rowland5, Yahya Shehabi2,6 1. School of Clinical Sciences at Monash Health, Monash University, Clayton, Victoria, Australia 2. Intensive Care Services, School of Clinical Sciences at Monash Health, Monash University, Clayton, Victoria, Australia 3. Intensive Care Services, Cabrini Health, Malvern, Victoria, Australia 4. Cabrini Monash University Department of Medicine, Monash University, Malvern, Victoria, Australia 5. Department of Cardiothoracic Surgery, Barwon Health, Geelong, Victoria, Australia 6. University of New South Wales, Prince of Wales Clinical School of Medicine, Randwick, New South Wales, Australia
Name and contact information for the trial sponsor {5b}	School of Clinical Sciences at Monash HealthContact: Prof Yahya ShehabiDirector of ICU Researchyahya.shehabi@monashhealth.org
Role of sponsor {5c}	This is an investigator initiated study. The study sponsor is the clinical school where the chief investigator is employed. The clinical school provides administrative, logistic and other supports that are required for this study.