{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["009:30"], "contactPoint": {"@type": "vcard:Contact", "fn": "SAMHSA", "hasEmail": "mailto:SAMHSAInfo@samhsa.hhs.gov"}, "description": "The 2015 National Survey on Drug Use and Health (NSDUH) instrumentation protocols underwent several modifications from the protocols employed for the 2014 NSDUH. A summary of the changes for the 2015 NSDUH can be divided into three topics: (1) the computer-assisted interviewing (CAI) tablet screening instrument, (2) the CAI questionnaire, and (3) the interviewer materials.", "distribution": [{"@type": "dcat:Distribution", "description": "Visit the original government dataset for complete information, documentation, and data access.", "downloadURL": "https://www.samhsa.gov/data/report/2015-nsduh-instrument-protocol-changes", "mediaType": "text/html", "title": "Official Government Data Source"}], "identifier": "https://healthdata.gov/api/views/xwi4-2x5v", "issued": "2025-07-14", "keyword": ["instrument-changes", "mental-health", "samhsa", "substance-use", "survey-methods"], "landingPage": "https://healthdata.gov/d/xwi4-2x5v", "modified": "2025-09-06", "programCode": ["009:061"], "publisher": {"@type": "org:Organization", "name": "Substance Abuse and Mental Health Services Administration"}, "theme": ["SAMHSA"], "title": "2015 NSDUH Instrument Protocol Changes"}