{"id": 1103694, "name": "Number of clinical trials with results posted", "unit": "trials", "createdAt": "2025-08-18T15:51:56.000Z", "updatedAt": "2025-08-18T15:51:56.000Z", "coverage": "", "timespan": "1918-2031", "datasetId": 7190, "shortUnit": "", "columnOrder": 0, "shortName": "n_studies_results", "catalogPath": "grapher/health/2025-07-28/clinical_trials/results_per_year#n_studies_results", "descriptionShort": "Annual number of completed clinical trials registered globally in the [ClinicalTrials.gov](#dod:clinical-trials-gov) database that have results posted. Registering trial results is important for transparency and accountability.\n", "type": "int", "grapherConfigIdETL": "0198bde1-4fdc-7245-b257-5db5da01d0b6", "datasetName": "Clinical Trials (ClinicalTrials.gov)", "updatePeriodDays": 365, "datasetVersion": "2025-07-28", "nonRedistributable": false, "display": {"unit": "trials", "numDecimalPlaces": 0}, "schemaVersion": 2, "processingLevel": "major", "presentation": {"topicTagsLinks": ["Medicine & Biotechnology"]}, "descriptionKey": ["This data comes from the [ClinicalTrials.gov](#dod:clinical-trials-gov) database. It only includes [interventional](#dod:interventional-trial) or [observational](#dod:observational-trial) clinical trials that are marked as \"completed\" and have a valid \"completion date\". [Expanded access studies](#dod:expanded-access), which provide access to investigational drugs or devices for patients with serious conditions, are not included in this data.\n", "If a trial has results posted, it means that the results of the trial have been published in the [ClinicalTrials.gov](#dod:clinical-trials-gov) database.", "If a trial has no results posted, it could be that the trial has been completed, but the results are not yet available or have not been published. It can also mean that the results have been published elsewhere (e.g. in a scientific journal) but have not been added to the ClinicalTrials.gov database.", "Registering trial results is important for transparency and accountability. Most US-regulated clinical trials are legally required to report results on ClinicalTrials.gov, except for [Phase 1 trials](#dod:phase-one-trial), [observational trials](#dod:observational-trial), and trials conducted entirely outside the U.S. without FDA oversight.", "Registration in the ClinicalTrials.gov database is mandatory for trials in the United States and for treatments that seek FDA approval, but voluntary for other trials conducted in other countries."], "dimensions": {"years": {"values": [{"id": 1918}, {"id": 1972}, {"id": 1976}, {"id": 1979}, {"id": 1980}, {"id": 1981}, {"id": 1982}, {"id": 1983}, {"id": 1985}, {"id": 1986}, {"id": 1987}, {"id": 1988}, {"id": 1989}, {"id": 1990}, {"id": 1991}, {"id": 1992}, {"id": 1993}, {"id": 1994}, {"id": 1995}, {"id": 1996}, {"id": 1997}, {"id": 1998}, {"id": 1999}, {"id": 2000}, {"id": 2001}, {"id": 2002}, {"id": 2003}, {"id": 2004}, {"id": 2005}, {"id": 2006}, {"id": 2007}, {"id": 2008}, {"id": 2009}, {"id": 2010}, {"id": 2011}, {"id": 2012}, {"id": 2013}, {"id": 2014}, {"id": 2015}, {"id": 2016}, {"id": 2017}, {"id": 2018}, {"id": 2019}, {"id": 2020}, {"id": 2021}, {"id": 2022}, {"id": 2023}, {"id": 2024}, {"id": 2025}, {"id": 2031}]}, "entities": {"values": [{"id": 371921, "name": "No results posted on CT.gov", "code": null}, {"id": 371922, "name": "Results posted on CT.gov", "code": null}]}}, "origins": [{"id": 7011, "title": "Clinical Trials (ClinicalTrials.gov)", "description": "ClinicalTrials.gov is a website and online database of clinical research studies and information about their results. The purpose of ClinicalTrials.gov is to provide information about clinical research studies to the public, researchers, and health care professionals.", "producer": "ClinicalTrials.gov", "citationFull": "National Library of Medicine (US), National Center for Biotechnology Information, ClinicalTrials.gov. U.S. National Institutes of Health, https://clinicaltrials.gov/ (2025)", "attributionShort": "NIH", "urlMain": "https://clinicaltrials.gov/about-site/trends-charts", "urlDownload": "https://clinicaltrials.gov/data-api/api", "dateAccessed": "2025-07-28", "datePublished": "2025", "license": {"url": "https://clinicaltrials.gov/about-site/terms-conditions", "name": "ClinicalTrials.gov Terms and Conditions"}}]}