“…We identified 42 evaluations or descriptions of 42 interventions, all of which sought to address UB in acute healthcare settings. Of the interventions; 30 were conducted in the USA [ 73 , 76 , 78 , 82 , 86 , 88 , 89 , 91 – 93 , 95 , 100 , 101 , 106 , 111 , 116 , 120 , 122 , 125 , 127 , 129 , 137 , 141 , 143 , 156 , 164 , 165 , 172 , 174 , 177 , 178 ]; five in Australia [ 74 , 108 , 126 , 160 , 162 ]; two each in Canada [ 132 , 169 ] and South Korea [ 83 , 94 ]; and one in Turkey [ 144 ], Ireland [ 100 ] and Iran [ 154 ]. Iran and Turkey were the only low- or middle-income countries to report an intervention.…”