Number of clinical trials in Portugal
Portugal: Number of clinical trials was 56 trials in 2024. ◆ Volatile
Number of clinical trials in Portugal, 2001–2024
Source: ClinicalTrials.gov (2025) – with major processing by Our World in Data. Measured in trials.
Analysis
In 2024, number of clinical trials in Portugal stood at 56 trials.
Compared with earlier readings it is down 21.1% on the previous year and up 229.4% over ten years.
Over the whole period, number of clinical trials in Portugal peaked at 71 trials in 2022 and was at its lowest, 2 trials, in 2003.
Portugal ranks 36th of 153 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 4.56 trials | 2 trials | 8 trials | 9 |
| 2010s | 20.5 trials | 9 trials | 45 trials | 10 |
| 2020s | 62.2 trials | 54 trials | 71 trials | 5 |
Countries ranked near Portugal
More reference data data for Portugal
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.5144 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4372 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 1.51 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0472 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.51 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 1.72 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 1.02 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.81 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 6.9 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.2572 (2050)
Frequently asked questions
- What is number of clinical trials in Portugal?
- Number of clinical trials in Portugal was 56 trials in 2024, according to ClinicalTrials.gov (2025) – with major processing by Our World in Data.
- What is the highest number of clinical trials recorded in Portugal?
- The highest recorded value was 71 trials in 2022.
- What is the lowest number of clinical trials recorded in Portugal?
- The lowest recorded value was 2 trials in 2003.
- How does Portugal rank for number of clinical trials?
- Portugal ranks 36th out of 153 countries with data for 2024.
- Is number of clinical trials rising or falling in Portugal?
- Over the last ten years it is up 229.4%. The long-run trend across the full record is volatile.
- Where does this Portugal data come from?
- The figures come from ClinicalTrials.gov (2025) – with major processing by Our World in Data, published as part of Number of clinical trials. Statizoid updates them automatically from the source API.
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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.