Table 1
General data concerning the studies in the sample.
| Art. | Authors | Year | Country | Sample | Gender | Age |
| 1. | Jarraya et al. | 2019 | Tunisia | 45 | F: 28 / M: 17 | 5 years |
| 2. | Kirk & Kirk | 2016 | U.S. | 54 | F: 37 / M: 17 | 4 years |
| 3. | Kirk et al. | 2013 | U.S. | 54 | F: 23 / M: 31 | 3 to 4 years |
| 4. | Kirk et al. | 2014 | U.S. | 72 | F: 38 / M: 34 | 3 to 4 years |
| 5. | Lundy & Trawick-Smith | 2021 | U.S. | 21 | F: 12 / M: 9 | 3 to 4 years |
| 6. | Mavilidi et al. | 2016 | U | 90 | F: 45 / M: 45 | 4 to 5 years |
| 7. | Mavilidi et al. | 2017 | Australia | 90 | F: 45 / M: 45 | 4 to 5 years |
| 8. | Mavilidi et al. | 2015 | Australia | 111 | F: 61 / M: 64 | 4 to 5 years |
| 9. | Omidire et al. | 2018 | South Africa | 20 | D | 6 years |
| 10. | Padial-Ruz et al. | 2019 | Honduras | 88 | F: 48 / M: 44 | 4 to 7 years |
| 11. | Robinson et al. | 2016 | U.S. | 113 | F: 45 / M: 68 | 4 to 5 years |
| 12. | Shoval et al. | 2018 | U.S. | 160 | F: 65 / M: 95 | 4 to 6 years |
| 13. | Stein et al. | 2017 | Germany | 102 | F: 49 / M: 52 | 5 to 6 years |
| 14. | Toumpaniari et al. | 2015 | Greece | 67 | F: 37 / M: 30 | 4 years |
| 15. | Ureña et al. | 2020 | Spain | 49 | F: 33 / M: 16 | 4 to 5 years |
| 16. | Vazou et al. | 2021 | U | 245 | F: 105 / M: 141 | 3 to 7 years |
| 17. | Wen et al. | 2018 | China | 57 | F: 26 / M: 31 | 3 to 4 years |
| 18. | Xiong et al. | 2017 | China | 39 | F: 19 / M: 20 | 4 to 5 years |
| Note: Unknown (U); Male (M) and Female (F) Gender | ||||||
