“…The study settings included hospitals (n = 7) [40,41,44,46,50,52,53] community/primary care (n = 7) [22,30,38,47,49,51,55] and nursing homes/aged care facilities (n = 9) [21,23,29,39,42,43,45,48,54]. There were ten cross-sectional studies [22,38,40,[42][43][44]46,51,52,54], six nonrandomised or pre/post studies [30,39,47,48,50,53], and seven RCTs [21,23,29,41,45,49,55]. The studies included in this study had sample sizes ranging from 46 to 46,078 study subjects.…”