“…Four studies were conducted in the United Kingdom [10,12,29,30], three in Sweden [13,31,32], four in Canada [11,[33][34][35], one in Norway [36], in New Zealand [37], and one in the Netherlands [38]. Two studies were carried out in the hospital setting [10,13], one a rural community setting [31], and the remaining studies in urban community settings [11,12,29,30,[32][33][34][35][36][37][38]. Six studies selected their sample from participants of a randomized control trial [11,13,32,33,36,38].…”