{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Air+Pollution",
    "query": {
      "condition": "Air Pollution"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 71,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Air+Pollution&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T07:06:01.154Z",
  "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": "NCT05160948",
      "title": "Change in Knowledge After Receiving Personal Air Pollution Results",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Environmental Exposure"
      ],
      "interventions": [
        {
          "name": "Informational Report",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "15 Years to 99 Years"
      },
      "enrollment_count": 96,
      "start_date": "2021-11-10",
      "completion_date": "2022-06-23",
      "has_results": false,
      "last_update_posted_date": "2023-01-23",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05160948"
    },
    {
      "nct_id": "NCT01891630",
      "title": "Observational Assessment of Baseline Asthma Control in African-American Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 25,
      "start_date": "2013-07",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2015-09-04",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01891630"
    },
    {
      "nct_id": "NCT04549142",
      "title": "Immune Tolerance Dysfunction in Pregnancy Due to Ambient Air Pollution Exposure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Air Pollution",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "There is no intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 400,
      "start_date": "2020-08-01",
      "completion_date": "2023-06-12",
      "has_results": false,
      "last_update_posted_date": "2023-06-15",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04549142"
    },
    {
      "nct_id": "NCT02763917",
      "title": "AIRWEIGHS: Investigating Obesity as a Susceptibility Factor for Air Pollution in Childhood Asthma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Active Air Purifier",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Air Purifier",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 198,
      "start_date": "2016-08",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02763917"
    },
    {
      "nct_id": "NCT03406351",
      "title": "Air Pollution, Asthma and Circadian Clocks",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2018-01-15",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03406351"
    },
    {
      "nct_id": "NCT02471872",
      "title": "Behavioral Research of Environment and Air Pollution Through Education",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Attitude to Health",
        "Pollution Related Respiratory Disorder",
        "Health Behavior"
      ],
      "interventions": [
        {
          "name": "Air Pollution Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Non-Air Pollution Education",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "13 Years to 15 Years"
      },
      "enrollment_count": 600,
      "start_date": "2015-01-01",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02471872"
    },
    {
      "nct_id": "NCT02786420",
      "title": "Imaging Innovations for Placental Assessment in Response to Environmental Pollution (PARENTs)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Placental Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 199,
      "start_date": "2015-10-02",
      "completion_date": "2020-10-03",
      "has_results": false,
      "last_update_posted_date": "2021-05-04",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02786420"
    },
    {
      "nct_id": "NCT04563052",
      "title": "Measuring Knowledge and Behavior After an Educational Program on Air Pollution as a Health Risk Reduction Strategy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Air Pollution, Risk Reduction Behaviors"
      ],
      "interventions": [
        {
          "name": "Educational Program on Air Pollution as a Health Risk Reduction Strategy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Villanova University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2020-01-28",
      "completion_date": "2021-02-15",
      "has_results": false,
      "last_update_posted_date": "2021-02-17",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Villanova, Pennsylvania",
      "locations": [
        {
          "city": "Villanova",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04563052"
    },
    {
      "nct_id": "NCT05867381",
      "title": "Using Indoor Air Filtration to Slow Atherothrombosis Progression in Adults With Ischemic Heart Disease History",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Air Pollution",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "HEPA filtration",
          "type": "DEVICE"
        },
        {
          "name": "Sham filtration",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "65 Years to 84 Years"
      },
      "enrollment_count": 112,
      "start_date": "2023-07-11",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05867381"
    },
    {
      "nct_id": "NCT01611350",
      "title": "Testing New Marketing Models for Improved Cookstoves - Uganda",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Air Pollution, Indoor",
        "Behavior"
      ],
      "interventions": [
        {
          "name": "RCT 1- Testing the Effectiveness of Marketing Messages in Increasing Willingness to Pay",
          "type": "OTHER"
        },
        {
          "name": "RCT 3-Measure the Effects of Fuel Efficient Cookstoves on Health, Fuel Use and Time Spent Collecting Fuel",
          "type": "OTHER"
        },
        {
          "name": "RCT 2- Testing the Effectiveness of the Novel Sales Offer and its ability to Increase Uptake of Purchasing Energy Efficient Cookstoves",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Berkeley",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 3500,
      "start_date": "2012-02",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2020-02-28",
      "last_synced_at": "2026-06-11T07:06:01.154Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01611350"
    }
  ]
}