Portugal vs South Africa: Number of clinical trials
Portugal
56 trials
in 2024
South Africa
54 trials
in 2024
Portugal rank
36th
South Africa rank
37th
Number of clinical trials over time
- Portugal
- South Africa
How they compare
Portugal currently reports 56 trials against 54 trials in South Africa, a difference of 2 trials.
The two have swapped places 2 times across 24 shared years of data; in 2001 it was Portugal ahead.
Portugal ranks 36th and South Africa ranks 37th of 153 countries.
Across the 3 decades both report, Portugal averaged higher in 1 and South Africa in 2.
Head to head by decade
| Decade | Portugal | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 4.56 trials | 9.89 trials | 5.33 trials | South Africa |
| 2010s | 20.5 trials | 38.7 trials | 18.2 trials | South Africa |
| 2020s | 62.2 trials | 48.6 trials | 13.6 trials | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of clinical trials, Portugal or South Africa?
- Portugal, at 56 trials against 54 trials in South Africa as of 2024.
- What is the difference in number of clinical trials between Portugal and South Africa?
- 2 trials, with Portugal ahead.
- How many years of comparable data are there for Portugal and South Africa?
- 24 years are reported by both, from 2001 to 2024.
- How do Portugal and South Africa rank globally for number of clinical trials?
- Portugal ranks 36th and South Africa ranks 37th of 153 countries.
- Where does this data come from?
- ClinicalTrials.gov (2025) β with major processing by Our World in Data, published as Number of clinical trials. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual number of completed clinical trials registered in the ClinicalTrials.gov database for each country. Registration in the ClinicalTrials database is mandatory for trials in the United States, but voluntary for other countries.