“…Of these 17 studies, four studies reported that the AHAs providing the therapy had formal qualifications (certification) [31,35,38,42]. There were five studies where the AHAs were provided with informal training from the allied health professionals for the purposes of the study [28,33,34,37,40,44,45], and training provided or qualifications were not stated in eight studies [27,29,30,32,36,39,41,43]. Therapy delegated to AHAs included the supervision of the patient performing mobility/lower limb exercise (n = 12) [27, 29 30, 32, 35, 36, 38-40, 42-45], upper limb exercise (n = 1) [33,34], cognitive behavioural therapy (n = 1) [37], retraining in activities of daily living (ADL) (n = 2) [38,41], provision of nutritional supplements/assistance with feeding (n = 2) [28,40] and assistance transitioning home following hospital admission (n = 1) [31].…”