“…Eleven studies were conducted in the US, [ 15 , 17 , 27 – 35 ], six in the UK [ 18 , 36 – 40 ], and four in Western/Northern European countries [ 22 , 41 – 43 ]. Studies either examined one [ 18 , 22 , 28 , 32 , 41 ] or several OR professions [ 15 , 17 , 27 , 29 – 31 , 33 – 40 , 42 , 43 ]. The majority investigated only one surgical specialty [ 17 , 18 , 27 – 30 , 33 – 35 , 38 ].…”