Clinical trials
Observational Pleural Effusion trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
91 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 7 |
| 2008 | 2 |
| 2009 | 2 |
| 2010 | 3 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 1 |
| 2014 | 8 |
| 2015 | 3 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 3 |
| 2026 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 49 |
| Unknown status | 27 |
| Recruiting | 6 |
| Not yet recruiting | 4 |
| Terminated | 3 |
| Enrolling by invitation | 1 |
| Withdrawn | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Assiut University | 8 |
| University of Oxford | 5 |
| Chinese University of Hong Kong | 4 |
| Chang Gung Memorial Hospital | 3 |
| National Taiwan University Hospital | 3 |
| Carebot s.r.o. | 2 |
| Centre hospitalier de l'Université de Montréal (CHUM) | 2 |
| Charite University, Berlin, Germany | 2 |
| European Society of Anaesthesiology | 2 |
| Naestved Hospital | 2 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Pleural Effusion | 91 |
| Pneumothorax | 13 |
| Pleural Effusion, Malignant | 10 |
| Pulmonary Atelectasis | 10 |
| Lung Neoplasms | 8 |
| Pleural Diseases | 7 |
| Pneumonia | 7 |
| Ascites | 6 |
| Neoplasms | 5 |
| Bronchial Spasm | 4 |
Trials
Showing 1 to 25 of 91. Each trial links to its page on Pharma Observatory.
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.