From: Trends in clinical trial registration in sub-Saharan Africa between 2010 and 2020: a cross-sectional review of three clinical trial registries
Country
Number of studies
Same country sponsor
% Same country sponsor
Ghana
22
11
50%
South Africa
66
32
48%
Nigeria
36
16
44%
Zambia
24
9
38%
Kenya
47
15
32%
Uganda
82
18
22%
Cote d’Ivoire
14
3
21%
Malawi
43
5
12%
Tanzania
41
Ethiopia
1
6%