2025
Joint Exposure to Ozone and Temperature and Acute Myocardial Infarction Among Adults Aged 18 to 64 Years in the United States.
Chu L, Wang R, Gross C, Wei J, Lu Y, Krumholz H, Ma X, Chen K. Joint Exposure to Ozone and Temperature and Acute Myocardial Infarction Among Adults Aged 18 to 64 Years in the United States. Circulation 2025 PMID: 40458867, DOI: 10.1161/circulationaha.124.073614.Peer-Reviewed Original ResearchIncident acute myocardial infarctionAcute myocardial infarctionIncreased oddsRisk of acute myocardial infarctionHigher risk of acute myocardial infarctionProbability of acute myocardial infarctionOccurrence of acute myocardial infarctionRandom-effects meta-analysisCase-crossover studyMultivariate random-effects meta-analysisExposure to ozoneRegion-specific estimatesMyocardial infarctionStatistical interaction termsAmbient ozone pollutionPrevention strategiesUnited StatesJoint exposureMeta-analysisAdult ageYoung adultsHigh riskAdultsOddsInteraction termsShort‐Term Associations Between Ambient Ozone and Acute Myocardial Infarction Onset Among Younger Patients: Results From the VIRGO Study
Zhang S, Chu L, Lu Y, Wei J, Dubrow R, Chaudhry S, Spatz E, Krumholz H, Chen K. Short‐Term Associations Between Ambient Ozone and Acute Myocardial Infarction Onset Among Younger Patients: Results From the VIRGO Study. GeoHealth 2025, 9: e2024gh001234. PMID: 39968338, PMCID: PMC11833228, DOI: 10.1029/2024gh001234.Peer-Reviewed Original ResearchAcute myocardial infarction subtypeShort-term associationsAcute myocardial infarctionAcute myocardial infarction onsetAMI riskEffect modificationAssociated with increased AMI riskParticipant's home addressNon-Hispanic blacksNon-ST-segment elevation acute myocardial infarctionNon-Hispanic whitesCase-crossover designType 1 AMIConditional logistic regressionIncreased AMI riskMyocardial infarction onsetType 2 AMIAcute myocardial infarction patientsST-segment elevation acute myocardial infarctionLifestyle factorsSociodemographic statusHome addressUS hospitalsStratified analysisSpatiotemporal deep learning approach
2024
Short-term association between ambient ozone and onset of acute myocardial infarction of young patients: Results from the VIRGO study
Zhang S, Chu L, Lu Y, Krumholz H, Chen K. Short-term association between ambient ozone and onset of acute myocardial infarction of young patients: Results from the VIRGO study. ISEE Conference Abstracts 2024, 2024 DOI: 10.1289/isee.2024.0539.Peer-Reviewed Original Research
2022
Triggering of myocardial infarction by heat exposure is modified by medication intake
Chen K, Dubrow R, Breitner S, Wolf K, Linseisen J, Schmitz T, Heier M, von Scheidt W, Kuch B, Meisinger C, Peters A, Schneider A. Triggering of myocardial infarction by heat exposure is modified by medication intake. Nature Cardiovascular Research 2022, 1: 727-731. PMID: 39196082, DOI: 10.1038/s44161-022-00102-z.Peer-Reviewed Original ResearchMyocardial infarctionEffect modificationMI riskPre-existing coronary heart diseaseAnti-platelet medicationCertain cardiovascular medicationsBeta-receptor blockersCoronary heart diseaseAcute myocardial infarctionHeat exposureCardiovascular medicationsOlder patientsYounger patientsMedication useMedication intakeHeart diseaseHigh prevalenceLow prevalenceMI casesMedicationsPatientsInfarctionSignificant differencesCHDPrevalence
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