“…The majority (n = 36) were published within the last 10 years (2009-2018). Half of the studies were conducted in the US or Canada (n = 19) [19, 20, 24, 25, 27, 29, 31, 35-37, 42, 43, 45, 47, 48, 51, 52, 54, 62], and the rest were carried out in Europe (n = 12) [13,21,23,26,28,33,34,38,44,46,49,63], Australia (n = 6) [30,32,40,50,53,64], New Zealand (n = 1) [22], or China (n = 1) [65]. The majority of the studies were crosssectional (n = 31), while the rest had a longitudinal design.…”