[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100513431":3},{"organization":4,"armGroups":7,"interventions":30,"overallOfficials":34,"centralContacts":40,"locations":47,"responsibleParty":61,"collaborators":63,"id":72,"slug":73,"hasResults":74,"nctId":75,"briefTitle":76,"officialTitle":77,"acronym":78,"eligibilityCriteria":79,"healthyVolunteers":74,"sex":80,"minAge":81,"maxAge":82,"enrollmentInfo":83,"targetDuration":10,"studyType":86,"phases":10,"briefSummary":87,"conditions":88,"keywords":90,"overallStatus":93,"whyStopped":10,"lastUpdateSubmitDate":94,"lastUpdatePostDateStruct":95,"startDateStruct":98,"completionDateStruct":100,"leadSponsor":102,"locationsCount":103},{"fullName":5,"class":6},"First Affiliated Hospital Xi'an Jiaotong University","OTHER",[8,14,18,22,26],{"label":9,"type":10,"description":11,"interventionNames":12},"Occasional premature ventricular contractions group",null,"Premature ventricular contractions (PVCs) occur when an electrical impulse originates from an ectopic focus within the ventricle or the interventricular septum, causing premature depolarization of the ventricle before the impulse from the sinoatrial node has reached the ventricle. Occasional PVCs refer to PVCs that occur less than 6 times per minute.",[13],"Other: Observational; No Interventions were given.",{"label":15,"type":10,"description":16,"interventionNames":17},"Frequent premature ventricular contractions group","Premature ventricular contractions (PVCs) occur when an electrical impulse originates from an ectopic focus within the ventricle or the interventricular septum, causing premature depolarization of the ventricle before the impulse from the sinoatrial node has reached the ventricle. Frequent PVCs refer to PVCs that occur more than 6 times per minute.",[13],{"label":19,"type":10,"description":20,"interventionNames":21},"Short runs of ventricular tachycardia group","Premature ventricular contractions (PVCs) occur when an electrical impulse originates from an ectopic focus within the ventricle or the interventricular septum, causing premature depolarization of the ventricle before the impulse from the sinoatrial node has reached the ventricle. Short runs of ventricular tachycardia refer to three or more consecutive PVCs that occur within 30 seconds.",[13],{"label":23,"type":10,"description":24,"interventionNames":25},"Sustained ventricular tachycardia group","Sustained ventricular tachycardia (VT) is defined as ventricular arrhythmia that lasts for at least 30 seconds and has a heart rate exceeding 100 bpm, or requires termination before 30 seconds due to hemodynamic instability.",[13],{"label":27,"type":10,"description":28,"interventionNames":29},"Ventricular fibrillation group","Ventricular fibrillation refers to the complete disappearance of QRS waves, ST segments, and T waves in the ECG, replaced by different shapes, varying amplitudes, and extremely irregular ventricular fibrillation waves.",[13],[31],{"type":6,"name":32,"description":32,"armGroupLabels":33,"otherNames":10},"Observational; No Interventions were given.",[15,9,19,23,27],[35,38],{"name":36,"affiliation":5,"role":37},"Guoliang Li","PRINCIPAL_INVESTIGATOR",{"name":39,"affiliation":5,"role":37},"Chaofeng Sun",[41,45],{"name":36,"role":42,"phone":43,"phoneExt":10,"email":44},"CONTACT","+8613759982523","liguoliang_med@163.com",{"name":39,"role":42,"phone":10,"phoneExt":10,"email":46},"cfsun1@mail.xjtu.edu.cn",[48],{"facility":49,"status":10,"city":50,"state":51,"zip":52,"country":53,"countryCode":54,"cosmosGeoPoint":55,"geoPoint":60,"contacts":10},"First Affiliated Hospital of Xian Jiantong University","Xi'an","Shaanxi","710061","China","CN",{"type":56,"coordinates":57},"Point",[58,59],108.92861,34.25833,{"lat":59,"lon":58},{"type":62,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR",[64,66,68,70],{"name":65,"class":6},"521 Hospital of NORINCO Group",{"name":67,"class":6},"Shaanxi Provincial People's Hospital",{"name":69,"class":6},"Xiangyang Central Hospital",{"name":71,"class":6},"Henan Provincial People's Hospital","100513431","risk-stratification-value-of-biomarkers-in-patients-with-ventricular-arrhythmias-100513431",false,"NCT05965375","Risk Stratification Value of Biomarkers in Patients With Ventricular Arrhythmias","Risk Stratification Value of Biomarkers in Patients With Ventricular Arrhythmias (FUTURE): an Investigator-initiated, National, Multicenter, Retrospective-prospective, Cohort Study","FUTURE","Inclusion Criteria:\n\n* Patients with ventricular premature beats, ventricular tachycardia, or ventricular fibrillation detected by regular surface twelve-lead electrocardiogram or Holter.\n\nExclusion Criteria:\n\n* Age \\\u003C18 or \\>80 years old;\n* Patients with autoimmune diseases or immune deficiencies, or those who have used immunosuppressive or immune modulating agents in the past 3 months;\n* Platelet count \\\u003C100×10\\^9\u002FL or functional platelet defects;\n* Congenital or acquired coagulation or bleeding disorders;\n* Patients with a history of organ transplantation or are preparing to receive organ transplantation;\n* Unwilling to sign an informed consent or cooperate with the examination.","ALL","18 Years","80 Years",{"count":84,"type":85},5000,"ESTIMATED","OBSERVATIONAL","The investigation of biomarkers for immune status and metabolic state, as well as host microbiota composition, in patients with ventricular arrhythmias before and after radiofrequency ablation, can provide new insights for specific and personalized treatment. This can help establish early prediction and prognosis models and provide a basis for clinically effective diagnosis and treatment.",[89],"Ventricular Arrythmia",[91,92],"Ventricular Arrhythmia","Prognosis","NOT_YET_RECRUITING","2024-04-02",{"date":96,"type":97},"2024-04-04","ACTUAL",{"date":99,"type":85},"2024-12-31",{"date":101,"type":85},"2027-05-31",{"name":5,"class":6},1]