Table 3 Study characteristics (n = 218)
Characteristic | Count (%) |
|---|---|
Year of publication | Â |
2010 | 2 (1%) |
2012 | 1 (0%) |
2013 | 5 (2%) |
2014 | 9 (4%) |
2015 | 10 (5%) |
2016 | 20 (9%) |
2017 | 10 (5%) |
2018 | 13 (6%) |
2019 | 29 (13%) |
2020 | 20 (9%) |
2021 | 20 (9%) |
2022 | 21 (10%) |
2023 | 34 (16%) |
2024 | 24 (11%) |
Region represented by authors | Â |
Europe & Central Asia | 137 (63%) |
North America | 75 (34%) |
East Asia & Pacific | 19 (9%) |
South Asia | 7 (3%) |
Sub-Saharan Africa | 13 (6%) |
Middle East & North Africa | 10 (5%) |
Latin America & Caribbean | 4 (2%) |
Country income level based on author location | Â |
High income | 206 (94%) |
Upper middle-income | 16 (7%) |
Lower middle-income | 17 (8%) |
Low-income | 4 (2%) |