Skillman 1975.

Methods	Randomised controlled trial. Method of allocation concealment not described.
Participants	Participants were undergoing elective abdominal reconstructive surgery.
Interventions	1) Intervention group received 25% concentrated salt‐poor albumin and 5% albumin in saline. 2) Control group received Ringer's lactate with 5% dextrose. Allocated fluid was given intra‐operatively. All patients received crystalloids only for pre‐loading before surgery.
Outcomes	Deaths were not reported. Author could not be contacted.
Notes	Follow‐up to 1 day.