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{'hasResults': False, 'derivedSection': {'miscInfoModule': {'versionHolder': '2025-12-24'}}, 'protocolSection': {'designModule': {'bioSpec': {'retention': 'SAMPLES_WITHOUT_DNA', 'description': 'Collection of blood and urine samples'}, 'studyType': 'OBSERVATIONAL', 'designInfo': {'timePerspective': 'PROSPECTIVE', 'observationalModel': 'COHORT'}, 'enrollmentInfo': {'type': 'ACTUAL', 'count': 160}, 'patientRegistry': False}, 'statusModule': {'overallStatus': 'UNKNOWN', 'lastKnownStatus': 'ACTIVE_NOT_RECRUITING', 'startDateStruct': {'date': '2019-09-21', 'type': 'ACTUAL'}, 'expandedAccessInfo': {'hasExpandedAccess': False}, 'statusVerifiedDate': '2021-09', 'completionDateStruct': {'date': '2022-06-01', 'type': 'ESTIMATED'}, 'lastUpdateSubmitDate': '2021-09-14', 'studyFirstSubmitDate': '2019-10-11', 'studyFirstSubmitQcDate': '2019-10-11', 'lastUpdatePostDateStruct': {'date': '2021-09-16', 'type': 'ACTUAL'}, 'studyFirstPostDateStruct': {'date': '2019-10-14', 'type': 'ACTUAL'}, 'primaryCompletionDateStruct': {'date': '2020-01-16', 'type': 'ACTUAL'}}, 'outcomesModule': {'primaryOutcomes': [{'measure': 'Blood pressure', 'timeFrame': 'Four months', 'description': 'Systolic blood pressure and diastolic blood pressure'}], 'secondaryOutcomes': [{'measure': 'Systemic inflammatory', 'timeFrame': 'Four months', 'description': 'Systemic inflammation biomarkers, such as C-reactive protein etc.'}]}, 'oversightModule': {'isFdaRegulatedDrug': False, 'isFdaRegulatedDevice': False}, 'conditionsModule': {'conditions': ['Cardiovascular Outcomes']}, 'descriptionModule': {'briefSummary': 'To investigate the effects of air pollution on surrogate cardio-metabolic outcomes in young healthy adults.', 'detailedDescription': 'To investigate the effects of air pollution on surrogate cardio-metabolic outcomes in a panel study involving young healthy adults living in Beijing, China with extreme high ambient air pollution levels.'}, 'eligibilityModule': {'sex': 'ALL', 'stdAges': ['ADULT'], 'maximumAge': '30 Years', 'minimumAge': '18 Years', 'samplingMethod': 'NON_PROBABILITY_SAMPLE', 'studyPopulation': 'non-smoker young healthy adults', 'healthyVolunteers': True, 'eligibilityCriteria': 'Inclusion Criteria:\n\n1. Living in Peking University Health Science Center neighborhood.\n2. Non smoker and no diseases.\n\nExclusion Criteria:\n\n1. Advanced microvascular complications and active cardiovascular disease.\n2. Pregnancy or intent to get pregnant during the study period.'}, 'identificationModule': {'nctId': 'NCT04125212', 'briefTitle': 'Air Pollution and Cardio-metabolic Health', 'organization': {'class': 'OTHER', 'fullName': 'Peking University'}, 'officialTitle': 'Effects of Air Pollution on Cardio-metabolic Outcomes Among Heathy Adults', 'orgStudyIdInfo': {'id': 'WeiHuang'}}, 'contactsLocationsModule': {'locations': [{'zip': '100191', 'city': 'Beijing', 'state': 'Beijing Municipality', 'country': 'China', 'facility': 'Peking University ,School of Public Health', 'geoPoint': {'lat': 39.9075, 'lon': 116.39723}}]}, 'sponsorCollaboratorsModule': {'leadSponsor': {'name': 'Peking University', 'class': 'OTHER'}, 'responsibleParty': {'type': 'PRINCIPAL_INVESTIGATOR', 'investigatorTitle': 'Principal Investigator', 'investigatorFullName': 'WeiHuang', 'investigatorAffiliation': 'Peking University'}}}}