Exclusion Criteria
lower limb amputation, refeeding syndrome, neurological impairment, Primary neuromyopathy
INBORN ERROR OF METABOLISM, REFEEDING SYNDROME
Primary neuromyopathy or significant neurological impairment at the time of ICU admission that would preclude physical activity; unilateral/bilateral lower limb amputation; requirement for sole or supplementary parenteral nutrition; need for specialist nutritional intervention; known inborn error of metabolism; participation in another clinical trial. Patients at risk of refeeding syndrome (based on NICE guidelinesProspective informed assent was by nominated personal consultee (in person or by telephone) or professional consultee. Retrospective participant consent was obtained on return of each participant’s mental capacity. Permission to use participants’ data if capacity did not return or if they did not survive, was included in the assent process.