“…106–110,118 Regarding the selection of participants, 38 studies employed a convenience sampling design and one study 127 used snowball sampling. The articles included in the review describe randomised controlled designs ( n = 14), 110–112,114–116,119,126,132–134,138,139 experimental and quasi-experimental designs ( n = 14), 109,121,123,124,127,130,131,135–137,140,141 pre–post evaluation or post-evaluation only designs ( n = 9), 106,108,113,118,120,122,125,128,129 while two studies had an observational design. 107,117 The intervention durations ranged from 5 to 7 min 109 to 3 years; 107 three studies 110,111,129 did not mention the length of intervention.…”