{
  "data": {
    "asOf": "2026-10-30T22:27:51.765Z",
    "dedupMethod": "exact cross-registry identifier matching; probabilistic = review only",
    "byRegistry": {
      "clinicaltrials_gov": 1
    },
    "canonicalTrial": {
      "canonicalId": "NCT07870395",
      "title": "Voice-based Outcome Identification and Clinical Evaluation in Heart Failure",
      "scientificTitle": "Voice-based Outcome Identification and Clinical Evaluation in Heart Failure",
      "status": "recruiting",
      "studyType": "observational",
      "phase": [],
      "conditions": [
        "Heart Failure",
        "Chronic Heart Failure",
        "Chronic Heart Disease"
      ],
      "interventions": [
        {
          "name": "Daily Voice Recording",
          "type": "DEVICE",
          "description": "Patients use the mobile app daily to record voice samples and answer optional wellness and symptom-related questions. Voice recordings are analyzed by an algorithm, which extracts vocal biomechanical features. Results are not shared with clinicians and participants during the study and are analyzed retrospectively after study completion."
        }
      ],
      "sponsor": {
        "name": "Noah Labs",
        "type": "INDUSTRY"
      },
      "locations": [
        {
          "city": "Boston",
          "country": "United States",
          "facility": "Brigham and Women's Hospital"
        }
      ],
      "outcomes": {
        "other": [],
        "primary": [
          "Performance Outcome Measure"
        ],
        "secondary": [
          "Median Lead Time"
        ]
      },
      "eligibility": {
        "sex": "ALL",
        "criteria": "Inclusion Criteria:\n\n* Age ≥22\n* HF diagnosis (Stage C)\n* DHF event within prior 180 days\n\nExclusion Criteria:\n\n* Monitoring with implantable volume or pressure monitoring devices, or\n* Planned cardiac surgery or major intervention (e.g., LVAD or transplant), or\n* Otherwise inability or unwillingness to comply with study procedures.",
        "minimumAge": "22 Years",
        "healthyVolunteers": false
      },
      "enrollment": {
        "type": "ESTIMATED",
        "count": 450
      },
      "startDate": "2026-10-15",
      "completionDate": "2027-12-01",
      "lastUpdated": "2026-10-27T00:00:00.000Z",
      "firstPosted": "2026-10-13T00:00:00.000Z",
      "resultsAvailable": false,
      "sourceRegistries": [
        "clinicaltrials_gov"
      ],
      "sourceUrls": [
        "https://clinicaltrials.gov/study/NCT07870395"
      ]
    },
    "identifiers": [
      {
        "idType": "nct",
        "idValue": "NCT07870395",
        "declaredBy": "clinicaltrials_gov"
      }
    ],
    "sourceRecords": [
      {
        "registry": "clinicaltrials_gov",
        "registryName": "ClinicalTrials.gov",
        "license": "public-domain",
        "sourceId": "NCT07870395",
        "sourceUrl": "https://clinicaltrials.gov/study/NCT07870395",
        "sourceStatus": "RECRUITING",
        "retrievedAt": "2026-10-28T04:32:12.785Z",
        "payloadSha256": "83dc3f0776bbdfcd2dfe4705f64c1baa3630719875237840c1cb610a6677af42",
        "piiRedacted": true
      }
    ],
    "citation": {
      "canonicalId": "NCT07870395",
      "sources": [
        {
          "registry": "clinicaltrials_gov",
          "registryName": "ClinicalTrials.gov",
          "license": "public-domain",
          "sourceId": "NCT07870395",
          "verifyAt": "https://clinicaltrials.gov/study/NCT07870395",
          "retrievedAt": "2026-10-28T04:32:12.785Z",
          "payloadSha256": "83dc3f0776bbdfcd2dfe4705f64c1baa3630719875237840c1cb610a6677af42",
          "text": "ClinicalTrials.gov, record NCT07870395 (https://clinicaltrials.gov/study/NCT07870395), retrieved 2026-10-28, licence: public-domain."
        }
      ],
      "crossRegistry": false,
      "dedupMethod": "exact cross-registry identifier matching; probabilistic = review only",
      "text": "Trial NCT07870395, registered in ClinicalTrials.gov, retrieved 2026-10-28. Verify at the source URLs listed; each retrieval is checksummed.",
      "note": "Only one registry is known to hold this trial. Absence from the others is not evidence it was not registered there."
    },
    "provenanceNote": "Personal contact fields (names, emails, phone numbers, addresses) are stripped from every stored payload. No participant-level data is collected or served."
  },
  "_meta": {
    "api": "The Last Economy Wire: World Trials API",
    "version": "1.0",
    "schemaVersion": "1",
    "correlationId": "req_ohYGhheIH_ge",
    "generatedAt": "2026-10-30T22:27:51.765Z",
    "documentation": "https://negativeresistance.com/embed",
    "license": "Free for any use. Attribution appreciated.",
    "degraded": false,
    "provenance": {
      "sources": [
        "clinicaltrials_gov"
      ],
      "attribution": {
        "clinicaltrials_gov": "ClinicalTrials.gov: licence: public-domain, https://clinicaltrials.gov/data-api/api-docs"
      },
      "dedupMethod": "exact cross-registry identifier matching; probabilistic = review only",
      "limitations": [],
      "provenanceEndpoint": "/api/v1/sources"
    },
    "freshness": {
      "newestEvidenceAt": null,
      "lastSyncedAt": {
        "clinicaltrials_gov": "2026-10-28T04:33:30.663Z"
      },
      "degradedSources": [],
      "worldwide": false,
      "maxAgeHours": 65.9,
      "fromCache": false
    },
    "links": {
      "discovery": "https://negativeresistance.com/api/v1",
      "openapi": "https://negativeresistance.com/api/v1/openapi.json",
      "mcp": "https://negativeresistance.com/api/v1/mcp",
      "agentCard": "https://negativeresistance.com/.well-known/agent.json",
      "aiPlugin": "https://negativeresistance.com/.well-known/ai-plugin.json",
      "sdk": "https://negativeresistance.com/api/v1/sdk",
      "status": "https://negativeresistance.com/api/v1/status",
      "provenance": "https://negativeresistance.com/api/v1/sources",
      "contract": "https://negativeresistance.com/api/v1/contract",
      "curriculum": "https://negativeresistance.com/api/v1/curriculum",
      "graph": "https://negativeresistance.com/api/v1/graph",
      "openQuestions": "https://negativeresistance.com/api/v1/open-questions",
      "scoreboard": "https://negativeresistance.com/api/v1/scoreboard",
      "findings": "https://negativeresistance.com/api/v1/findings",
      "claims": "https://negativeresistance.com/api/v1/claims",
      "threads": "https://negativeresistance.com/api/v1/threads",
      "assignment": "https://negativeresistance.com/api/v1/assignment",
      "changes": "https://negativeresistance.com/api/v1/changes",
      "hello": "https://negativeresistance.com/api/v1/hello",
      "errors": "https://negativeresistance.com/api/v1/errors",
      "webhooks": "https://negativeresistance.com/api/v1/webhooks",
      "a2a": "https://negativeresistance.com/api/v1/a2a",
      "deadEnds": "https://negativeresistance.com/api/v1/dead-ends",
      "decompositions": "https://negativeresistance.com/api/v1/decompositions",
      "rungs": "https://negativeresistance.com/api/v1/rungs",
      "methods": "https://negativeresistance.com/api/v1/methods",
      "reality": "https://negativeresistance.com/api/v1/reality",
      "council": "https://negativeresistance.com/api/v1/council",
      "calibration": "https://negativeresistance.com/api/v1/calibration",
      "freshness": "https://negativeresistance.com/api/v1/freshness",
      "mission": "https://negativeresistance.com/api/v1/mission",
      "twin": "https://negativeresistance.com/api/v1/twin",
      "twinExperiment": "https://negativeresistance.com/api/v1/twin/experiment",
      "betaCell": "https://negativeresistance.com/api/v1/twin/beta-cell",
      "patientModel": "https://negativeresistance.com/api/v1/twin/patient-model",
      "agentCardCanonical": "https://negativeresistance.com/.well-known/agent-card.json",
      "collaborate": "https://negativeresistance.com/collaborate",
      "manifesto": "https://negativeresistance.com/about",
      "documentation": "https://negativeresistance.com/embed",
      "connect": "https://negativeresistance.com/connect",
      "llmsTxt": "https://negativeresistance.com/llms.txt",
      "llmsFullTxt": "https://negativeresistance.com/llms-full.txt"
    },
    "disclaimer": "Research data from public registries and literature; not medical advice."
  }
}