{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=High+Risk+for+Postoperative+Cardiovascular+Events",
    "query": {
      "condition": "High Risk for Postoperative Cardiovascular Events"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T17:25:35.569Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01262222",
      "title": "Patients Undergoing Major Cancer Surgery: Incidence and Predictive Value for Postoperative Cardiac Events",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "High Risk for Postoperative Cardiovascular Events"
      ],
      "interventions": [
        {
          "name": "endothelial function testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2010-12",
      "completion_date": "2018-07-11",
      "has_results": false,
      "last_update_posted_date": "2018-07-13",
      "last_synced_at": "2026-07-22T17:25:35.569Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01262222"
    },
    {
      "nct_id": "NCT07519733",
      "title": "Preoperative Exercise Testing and Perioperative Outcomes",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postoperative Complications (Cardiopulmonary)"
      ],
      "interventions": [
        {
          "name": "Recruited participants receive preoperative rapid submaximal cardiopulmonary exercise testing within the current risk assessment framework of the pre-surgical evaluation clinic",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 992,
      "start_date": "2025-07-23",
      "completion_date": "2028-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-07-22T17:25:35.569Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07519733"
    }
  ]
}