n (%) | |
Journal publisher region | |
Sub-Saharan Africa | 2940 (9.2) |
East Asia and Pacific | 267 (0.8) |
Europe and Central Asia | 17 133 (53.4) |
Latin America and the Caribbean | 53 (0.2) |
Middle East and North Africa | 159 (0.5) |
North America | 11 094 (34.6) |
South Asia | 427 (1.3) |
Language of article | |
English | 31 262 (97.5) |
French | 742 (2.3) |
Other languages or multiple languages* | 69 (0.2) |
Study country income group | |
Low-income | 5697 (17.8) |
Lower-middle income | 13 906 (43.4) |
Upper-middle income and high income† | 9890 (30.9) |
Multicountry study | 2550 (8.0) |
Funding agency type | |
US government | 23 015 (71.8) |
Non-US government | 1019 (3.2) |
Private foundation | 440 (1.4) |
Other | 687 (2.1) |
Multiple types | 1823 (5.7) |
None listed | 5089 (15.9) |
Number of authors, median (IQR) | 6 (4–9) |
Group authorship included | 1037 (3.2) |
*Other includes Chinese (n=26), German (n=39), and Dutch (n=4).
†Includes two high-income countries in sub-Saharan Africa (ie, Equatorial Guinea and Seychelles).