{"id": 1103685, "name": "Number of clinical trials with diagnostic interventions", "unit": "trials", "createdAt": "2025-08-18T15:51:55.000Z", "updatedAt": "2025-08-18T15:51:55.000Z", "coverage": "", "timespan": "1918-2031", "datasetId": 7190, "shortUnit": "", "columnOrder": 0, "shortName": "diagnostic_test", "catalogPath": "grapher/health/2025-07-28/clinical_trials/interventions_per_year#diagnostic_test", "descriptionShort": "Annual number of completed clinical trials registered in the [ClinicalTrials.gov](#dod:clinical-trials-gov) database that involve diagnostic interventions. These interventions include tests or procedures used to diagnose a condition.\n", "type": "int", "grapherConfigIdETL": "0198bde1-4ce1-7fa7-86bd-de6fdf4d6e6b", "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": ["Diagnostic interventions involve tests or procedures used to diagnose a condition. These can include blood tests, in vitro diagnostic tests, imaging tests, or other diagnostic procedures.", "If multiple interventions are given, the study is counted towards all interventions listed.", "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", "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": 355, "name": "World", "code": "OWID_WRL"}]}}, "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"}}]}