Details of the systematic selection process are outlined in Fig. 1. A total of 65 articles were included for extraction. Characteristics are outlined in Table 3. Most studies were set in Australia (n = 24), the United States (US) (n = 16), and Canada (n = 12), with a smaller number set in the United Kingdom (UK) (n = 3), and various European countries (n = 7). Most studies included participants who were from diverse ethnic or cultural backgrounds (n = 29), however many originated from countries