Table 2.
Age and gender of participants overall and across countries with more than 200 participants.
| Residing Country | Age M (years) | Age SD (years) | Prop_Female (%) | Pop_Age (Median) | Pop_Female (%) |
|---|---|---|---|---|---|
| All Countries | 36.4 | 14.3 | 67.1 | 30.9 | 49.6 |
| Russian Federation | 26.1 | 10.5 | 70.9 | 39.6 | 53.7 |
| Japan | 45.5 | 11.1 | 41.9 | 48.4 | 51.2 |
| Finland | 46.1 | 14.4 | 78.4 | 43.1 | 50.7 |
| Switzerland | 44.8 | 19.0 | 63.6 | 43.1 | 50.4 |
| Spain | 40.4 | 13.8 | 64.5 | 44.9 | 50.9 |
| Colombia | 40.0 | 12.6 | 67.9 | 31.3 | 50.9 |
| Portugal | 33.3 | 14.9 | 70.2 | 46.2 | 52.7 |
| Brazil | 38.6 | 13.2 | 72.3 | 33.5 | 50.9 |
| Honduras | 25.9 | 8.1 | 66.9 | 24.3 | 50.0 |
| Ireland | 29.0 | 10.8 | 67.8 | 38.2 | 50.4 |
| Norway | 40.9 | 13.6 | 80.3 | 39.8 | 49.5 |
| Czech Republic | 34.1 | 11.3 | 70.7 | 43.2 | 50.8 |
| Slovakia | 34.5 | 13.6 | 88.8 | 41.2 | 51.3 |
| Italy | 44.8 | 16.3 | 74.2 | 47.3 | 51.3 |
| Bulgaria | 41.5 | 16.7 | 73.6 | 44.6 | 51.4 |
| Ecuador | 31.8 | 10.8 | 66.3 | 27.9 | 50.0 |
| Uruguay | 42.0 | 12.9 | 87.8 | 35.8 | 51.7 |
| Guatemala | 36.9 | 14.0 | 84.3 | 22.9 | 50.7 |
| Costa Rica | 35.9 | 10.4 | 69.6 | 33.5 | 50.0 |
| Kyrgyzstan | 32.4 | 12.5 | 82.3 | 26.0 | 50.5 |
| Ukraine | 31.4 | 10.1 | 63.5 | 41.2 | 53.7 |
| Estonia | 39.4 | 10.2 | 86.2 | 42.4 | 52.6 |
| Malaysia | 27.2 | 8.8 | 69.3 | 30.3 | 48.6 |
| Taiwan | 34.9 | 9.8 | 62.0 | 42.5 | – |
| Turkey | 23.8 | 8.3 | 68.5 | 31.5 | 50.6 |
Abbreviations: Age M = mean age in years of participants in this study. Age SD = standard deviation of Age. Prop_female = percentage of women in this study compared to other genders. Pop_Age = United Nations projections of 2020 median age of the population equivalent, under Creative Commons license CC BY 3.0 (http://creativecommons.org/licenses/by/3.0/igo/)39. Pop_Female = population equivalent for percentage of population that is female according to The World Bank: Population, female (% of total population): based on age/sex distributions of United Nations Population Division’s World Population Prospects: 2019 Revision., under Creative Commons Attribution CC BY 4.0 (https://datacatalog.worldbank.org/public-licenses#cc-by)40.