Table 1

Characteristics of articles reporting research conducted in sub-Saharan Africa, 2014–2018

n (%)
Journal publisher region
 Sub-Saharan Africa2940 (9.2)
 East Asia and Pacific267 (0.8)
 Europe and Central Asia17 133 (53.4)
 Latin America and the Caribbean53 (0.2)
 Middle East and North Africa159 (0.5)
 North America11 094 (34.6)
 South Asia427 (1.3)
Language of article
 English31 262 (97.5)
 French742 (2.3)
 Other languages or multiple languages*69 (0.2)
Study country income group
 Low-income5697 (17.8)
 Lower-middle income13 906 (43.4)
 Upper-middle income and high income†9890 (30.9)
 Multicountry study2550 (8.0)
Funding agency type
 US government23 015 (71.8)
 Non-US government1019 (3.2)
 Private foundation440 (1.4)
 Other687 (2.1)
 Multiple types1823 (5.7)
 None listed5089 (15.9)
Number of authors, median (IQR)6 (4–9)
Group authorship included1037 (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).