Table 1.
Authors N (%) |
Authorships N (%) |
No. of articles per author Mean (SD) |
First authorships N (%) |
Last authorships N (%) |
First and/or last authorships N (%) |
|
Total | 1064 | 3421 | 3.2 (8.2) | 313 | 311* | 313 |
Gender | ||||||
Woman | 547 (51.4%) | 1480 (43.3%) | 2.7 (6.2) | 173 (55.3%) | 104 (33.4%) | 213 (68.1%) |
Man | 517 (48.6%) | 1941 (56.7%) | 3.8 (9.9) | 140 (44.7%) | 207 (66.6%) | 248 (79.2%) |
Country of affiliation | ||||||
High income | 557 (52.3%) | 1679 (49.1%) | 3.6 (10) | 184 (58.8%) | 190 (61.1%) | 228 (72.8%) |
Woman | 278 (49.9%) | 731 (43.5%) | 3.1 (7.9) | 104 (56.5%) | 67 (35.3%) | 141 (61.8%) |
Man | 279 (50.1%) | 948 (56.5%) | 4.1 (12) | 80 (43.5%) | 123 (64.7%) | 157 (68.9%) |
Upper middle income | 275 (25.8%) | 1187 (34.7%) | 3.5 (7.2) | 100 (31.9%) | 112 (36%) | 133 (42.5%) |
Woman | 178 (64.7%) | 585 (49.3%) | 2.7 (4.4) | 63 (63.0%) | 36 (32.1%) | 83 (62.4%) |
Man | 97 (35.3%) | 602 (50.7%) | 4.9 (11) | 37 (37.0%) | 76 (67.9%) | 93 (69.9%) |
Lower income† | 232 (21.8%) | 555 (16.2%) | 1.9 (2.5) | 29 (9.3%) | 9 (2.9%) | 33 (10.5%) |
Woman | 91 (39.2%) | 164 (29.5%) | 1.5 (1.1) | 6 (20.7%) | 1 (11.1%) | 7 (21.2%) |
Man | 141 (60.8%) | 391 (70.5%) | 2.2 (3.1) | 23 (79.3%) | 8 (88.9%) | 29 (87.9%) |
For authors who listed multiple affiliations, we defined the main affiliation as the place where the author spent most of their time when the article was published. The percentage of women/men within an affiliation income category was calculated from total in the corresponding income category. World Bank high-income countries (2020): Australia, Austria, Belgium, Canada, Chile, Denmark, Estonia, France, Germany, Greece, Italy, Latvia, Lithuania, Netherlands, New Zealand, Portugal, Saudi Arabia, Singapore, South Korea, Spain, Sweden, Switzerland, Taiwan, the UK and the USA. World Bank upper middle-income countries (2020): Argentina, Belarus, Botswana, Brazil, China, Iran, Iraq, Malaysia, Mexico, Peru, Romania, South Africa and Thailand. World Bank lower-income countries (LICs) (2020): Angola, Benin, Burkina Faso, Burundi, Cambodia, Cameroon, Congo, Côte d'Ivoire, Democratic Republic Congo, Ethiopia, Ghana, Honduras, India, Indonesia, Kenya, Lesotho, Malawi, Mali, Moldova, Morocco, Mozambique, Nepal, Nigeria, Rwanda, Senegal, Tanzania, Togo, Tunisia, Uganda, Vietnam, Zambia and Zimbabwe.
*Authorships from two single-author publications were treated as first authorships.
†LICs include World Bank lower middle-income countries and low-income countries. There were 131 and 101 authors and 327 and 228 authorships from lower middle-income and low-income countries, respectively.