Clinical trials
Observational Refractive Errors trials with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
29 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2013 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 29 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Assiut University | 3 |
| Democritus University of Thrace | 3 |
| Sun Yat-sen University | 3 |
| Tianjin Eye Hospital | 3 |
| Wrocław University of Science and Technology | 2 |
| Zhongshan Ophthalmic Center, Sun Yat-sen University | 2 |
| Ain Shams University | 1 |
| Aller, Thomas A., OD | 1 |
| Benha University | 1 |
| Gobiquity Mobile Health | 1 |
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 |
|---|---|
| Refractive Errors | 29 |
| Myopia | 7 |
| Cataract | 4 |
| Presbyopia | 2 |
| Vision Disorders | 2 |
| Vision, Low | 2 |
| Amblyopia | 1 |
| Aniseikonia | 1 |
| Anisometropia | 1 |
| COVID-19 | 1 |
Trials
Showing 1 to 25 of 29. 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.
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