JACC. Clinical electrophysiology最新文献

{"title":"Impact of Early Atrial Tachyarrhythmia Within the Blanking Period on Late Recurrence After Pulsed Field Ablation of Atrial Fibrillation.","authors":"Ali Dakik, Jaafar Ismail, Joe Demian, Mohamad Mdaihly, Adele Watfa, Arwa Younis, Walid Saliba, Mina Chung, Hiroshi Nakagawa, Jakub Sroubek, Justin Lee, Mandeep Bhargava, Koji Higuchi, Tyler Taigen, Thomas Callahan, Mohamed Kanj, Pasquale Santangeli, Oussama Wazni, Ayman Hussein","doi":"10.1016/j.jacep.2026.08.024","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.024","url":null,"abstract":"<p><strong>Background: </strong>Early atrial tachyarrhythmias (ERAT) occurring during the first 3 months after atrial fibrillation (AF) ablation were not traditionally considered a treatment failure, and this defined the blanking period after thermal energy ablations. More recent data suggest that the blanking period after pulsed field ablation (PFA) is shorter. We hypothesized that the traditional concept of \"blanking period\" does not apply to PFA for AF.</p><p><strong>Objectives: </strong>This study sought to evaluate whether ERAT during the 3 months after PFA for AF predicts late recurrence and whether or not the timing of ERAT affects late recurrences.</p><p><strong>Methods: </strong>All consecutive patients undergoing PFA for AF at our institution (Feb 2024- March 2025) were enrolled in a prospective registry and followed to assess arrhythmia recurrences. ERAT was defined as atrial fibrillation or flutter lasting ≥30 seconds within 90 days. Late arrhythmia recurrences (LRAT) were defined as recurrences after 90 days.</p><p><strong>Results: </strong>Among 1,608 patients followed for 1 year, 334 (20.8%) experienced ERAT and were more likely to experience LRAT than those patients without ERAT (68.4% vs 20.3%, P < 0.001). In multivariable Cox analyses, ERAT was independently associated with LRAT (HR: 4.89; 95% CI: 4.04-5.93; P < 0.001). The risk of LRAT was consistently elevated using 30-day and 60-day ERAT timing cutoffs: ERAT ≤30 vs 31-90 days (LRAT = 70.4% vs 65.5%; P = 0.41; adjusted HR: 5.40 vs 4.34 respectively compared with no ERAT) and ERAT ≤60 vs 61-90 days (LRAT = 68.6% vs 67.1%; P = 0.88; adjusted HR: 4.91 vs 4.83 respectively) compared with no ERAT. In secondary analyses, LRAT rates were similar in ERAT patients with or without cardioversion (73% vs 66.7%, P = 0.29). Interaction testing showed no significant differences in these HRs across ERAT-timing or cardioversion subgroups (all P > 0.05). Moreover, ERAT was associated with a higher need for cardioversion (25.1% vs 7.2%, P < 0.001; HR: 1.49; 95% CI: 1.10-2.02; P = 0.008) and late arrhythmia recurrences compared with patients without ERAT.</p><p><strong>Conclusions: </strong>After PFA for AF, atrial tachyarrhythmias at any time within the first 3 months, regardless of timing or need for cardioversion, strongly predict late recurrence and warrant increased monitoring intensity in the early postablation period.</p>","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149136662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Programmed Ventricular Stimulation for Risk Stratification in Nonischemic Cardiomyopathy With Preserved or Mildly Reduced LVEF.","authors":"Piotr Gardziejczyk, Yuichiro Sagawa, Arian Afzalian, Alireza Oraii, Michael Stuckey, Rajat Deo, Sanjay Dixit, Andrew E Epstein, Gustavo S Guandalini, Balaram Krishna J Hanumanthu, Matthew C Hyman, Ramanan Kumareswaran, David Lin, Timothy M Markman, Maiwand Mirwais, Saman Nazarian, Michael P Riley, Robert D Schaller, Vincent See, Poojita Shivamurthy, Gregory E Supple, Cory M Tschabrunn, David J Callans, David S Frankel, Fermin C Garcia, Francis E Marchlinski, Andres Enriquez","doi":"10.1016/j.jacep.2026.08.011","DOIUrl":"10.1016/j.jacep.2026.08.011","url":null,"abstract":"<p><strong>Background: </strong>A substantial proportion of sudden cardiac deaths occur in patients with nonischemic cardiomyopathy (NICM) and left ventricular ejection fraction (LVEF) ≥40% who do not meet current criteria for implantable cardioverter-defibrillator (ICD) implantation.</p><p><strong>Objectives: </strong>This study sought to evaluate programmed ventricular stimulation (PVS) for arrhythmic risk stratification in patients with NICM, cardiac magnetic resonance-confirmed myocardial scar, and LVEF ≥40%.</p><p><strong>Methods: </strong>Consecutive patients with NICM, LVEF ≥40%, late gadolinium enhancement on cardiac magnetic resonance, and frequent premature ventricular complexes (PVCs; >5%) or nonsustained ventricular tachycardia who underwent PVS at a tertiary center (2014-2025) were included. The primary outcome was a major arrhythmic event (MAE): sustained ventricular tachycardia/fibrillation, appropriate ICD therapy, or sudden cardiac death.</p><p><strong>Results: </strong>Among 182 patients (median aged 62 years; 33% women), PVS was positive in 45 (25%). Over a median 3.5-year follow-up, MAE occurred in 13 of 45 PVS-positive (29%) vs 2 of 137 PVS-negative patients (1.5%; P < 0.001), yielding a negative predictive value of 98.5%. Additional MAE predictors included multifocal PVCs/nonsustained ventricular tachycardia (HR: 6.6; 95% CI: 1.8-24.4), family history of sudden cardiac death (HR: 16.7; 95% CI: 4.5-62.3), QRS ≥100 milliseconds (HR: 5.2; 95% CI: 1.4-19.2), and LVEF ≤50% (HR: 4.4; 95% CI: 1.4-13.4; all P < 0.05). A noninvasive risk score incorporating these 4 variables yielded an optimism-corrected C-statistic of 0.892 (95% CI: 0.805-0.957).</p><p><strong>Conclusions: </strong>PVS represents a useful tool for risk stratification of arrhythmic events in patients with NICM, myocardial scar and preserved or mildly reduced LVEF, identifying those who may benefit from primary prevention ICD implant.</p>","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149024784","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Pediatric Catecholaminergic Polymorphic Ventricular Tachycardia: Clinical Characteristics, Genetic Spectrum, and Outcomes in a Multicenter Cohort.","authors":"Merve Maze Aydemir, Mustafa Nalbant, Mehmet Karacan, Ülkü Aydin, Gülhan Tunca Şahin, Aylin Demirel Başgöze, Sertaç Haydin, Murat Akkuş, Murat Hanözü, Mehmet Zeki Günlüoğlu, Recep Şiyar Balik, Hasan Candaş Kafali, Celal Akdeniz, Yakup Ergül, Volkan Tuzcu","doi":"10.1016/j.jacep.2026.08.020","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.020","url":null,"abstract":"<p><strong>Background: </strong>Catecholaminergic polymorphic ventricular tachycardia (CPVT) is a rare inherited arrhythmia with a high risk of life-threatening ventricular arrhythmias in childhood.</p><p><strong>Objectives: </strong>This study sought to characterize pediatric CPVT and evaluate contemporary therapeutic outcomes, including left cardiac sympathetic denervation (LCSD) and bilateral cardiac sympathetic denervation (BCSD).</p><p><strong>Methods: </strong>This retrospective multicenter study included 92 pediatric patients with CPVT from 3 tertiary centers in Türkiye between 2012 and 2025. Arrhythmic events included aborted cardiac arrest, sudden cardiac death, appropriate implantable cardioverter-defibrillator shocks, arrhythmic syncope, and ventricular tachycardia. Paired preprocedural and postprocedural event rates were compared in patients with an adequate preprocedural observation period.</p><p><strong>Results: </strong>Median age at symptom onset was 9.25 years (IQR: 5.88-12.0), and median age at diagnosis was 11.6 years (IQR: 8.64-14.41). Among 87 genetically tested patients, 74 (85.1%) had a pathogenic or likely pathogenic variant; ryanodine receptor 2 and calsequestrin 2 variants were identified in 41 (47.1%) and 24 (27.6%), respectively. Fifty patients underwent sympathetic denervation (LCSD, n = 25; BCSD, n = 25). In the paired cohort (n = 35), median arrhythmic event rate decreased from 3.20 events/year (IQR: 1.74-8.76) before LCSD/BCSD to 0.00 events/year (IQR: 0.00-1.35) during the first 2 postprocedural years (P < 0.001). First 2-year event rates did not differ significantly between procedures. Seven patients died; documented treatment nonadherence was present in all.</p><p><strong>Conclusions: </strong>LCSD/BCSD was associated with a substantial reduction in arrhythmic burden, but observational treatment allocation and center-specific management preclude conclusions regarding comparative effectiveness. Sustained treatment adherence remains essential.</p>","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149109758","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Stellate Ganglion Block Reduces the Incidence of Postoperative Atrial Fibrillation After Coronary Artery Bypass Grafting.","authors":"Shunping Tian, Chao Chen, Wei Liang, Jiajia Yin, Wei Zhou, Meng Wang, Shantian Feng, Xun Pu, Zhi Xing, Jianyou Zhang, Zhuan Zhang","doi":"10.1016/j.jacep.2026.07.006","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.07.006","url":null,"abstract":"<p><strong>Background: </strong>Postoperative atrial fibrillation (POAF) is associated with sympathetic overactivity. Stellate ganglion is a potential target for intervention.</p><p><strong>Objectives: </strong>The aim of this study was to examine the efficacy of preemptive left stellate ganglion block (SGB) in reducing POAF in patients undergoing coronary artery bypass grafting with cardiopulmonary bypass.</p><p><strong>Methods: </strong>Patients were randomized to the SGB group or the control group. The primary endpoint was the incidence of POAF within 5 days postoperatively. Secondary endpoints included POAF-associated characteristics and recovery indicators.</p><p><strong>Results: </strong>A total of 124 patients underwent initial randomization, with 108 in modified intention-to-treat and 98 in per-protocol analysis. In modified intention-to-treat analysis, POAF occurred in 18.5% of the SGB group and 44.4% of the control group (OR: 0.288; 95% CI: 0.106-0.731; P = 0.007). Per-protocol analysis yielded consistent results. SGB group showed significantly lower POAF burden, shorter duration of first POAF episode, fewer POAF episodes and antiarrhythmic treatments, decreased C-reactive protein, interleukin-6, high-sensitivity cardiac troponin T, and creatine kinase-MB on certain postoperative time points, and decreased postoperative hospitalization than the control group (all P < 0.05). Exploratory subgroup analyses suggested that the association between SGB pretreatment and lower POAF incidence was more pronounced among patients without diabetes (OR: 0.10; 95% CI: 0.019-0.480; P = 0.004) and those at lower baseline risk of POAF (OR: 0.10; 95% CI: 0.005-0.642; P = 0.040).</p><p><strong>Conclusions: </strong>In patients undergoing coronary artery bypass grafting with cardiopulmonary bypass, preemptive left SGB was associated with a reduced incidence of POAF within 5 postoperative days. Exploratory subgroup analyses suggested a potentially greater association among patients without diabetes and those at lower risk of POAF.</p>","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149038639","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Quantitative Signal Processing to Distinguish Juvenile Anterior T-Wave Inversion From ARVC-Related T-Wave Inversion.","authors":"Mark Abela, Nicolai Spicher, Philip Hempel, Sebastian Schmale Ing, Ardan M Saguner, Victor Schweiger, Firat Duru, Corinna Brunckhorst, Aaron Baggish, David Niederseer","doi":"10.1016/j.jacep.2026.08.018","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.018","url":null,"abstract":"","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149008272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Who Gets the Most Benefit From the Marshall Plan?","authors":"Michael Fletcher, Jason G Andrade","doi":"10.1016/j.jacep.2026.08.012","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.012","url":null,"abstract":"","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149038589","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Sex-Specific Temporal Trends in the Incidence of Heart Failure Among Patients With Atrial Fibrillation: A Population-Based Study.","authors":"Jia-Yi Huang, Wen-Li Gu, Ran Guo, Jing-Nan Zhang, Hao-Chen Xuan, Christopher Tze-Wei Tsang, Hai-Yue Yang, An-Ping Cai, Xin-Li Li, Gregory Y H Lip, Kai-Hang Yiu","doi":"10.1016/j.jacep.2026.08.014","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.014","url":null,"abstract":"<p><strong>Background: </strong>Although there is evidence linking women to a higher risk of ischemic stroke in AF, it remains uncertain whether there are sex differences in the hazards of HF.</p><p><strong>Objectives: </strong>This study sought to evaluate sex differences in the temporal trend of incident heart failure (HF) among patients with atrial fibrillation (AF).</p><p><strong>Methods: </strong>Using a territory-wide clinical registry in Hong Kong, patients newly diagnosed with AF between 1997 and 2021 were studied. Annual incidence rate (IR) and incidence rate ratio were estimated by Poisson regression analysis. Multivariate adjusted Fine-Gray regression models were performed to examine the subdistribution hazard ratio between women and HF, accounting for all-cause mortality as a competing event.</p><p><strong>Results: </strong>We included 130,132 individuals with newly diagnosed AF (median age: 76.6 years; IQR: 60.4-92.8; 48.6% female). Between 1997 and 2021, the annual IR (per 1000 person-years) of HF declined from 69.6 to 16.7 in women and from 44.5 to 13.7 in men over the years. Women maintained a higher IR than men for the entire follow-up period (IR: 25.3 vs 19.3 per 1000 person-years) and were associated with a higher risk of HF than men (incidence rate ratio [95% CI]: 1.34 [1.31-1.37]). When compared with men, women were older at the time of diagnosis of AF, had higher baseline CHA₂DS₂-VASc scores, and were more likely to be prescribed reduced doses of direct oral anticoagulants.</p><p><strong>Conclusions: </strong>Despite an overall decrease in the risk of HF among AF patients over two decades of follow-up, women retained elevated residual adjusted HF risk after full adjustment for time-varying comorbidities.</p>","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149038561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Cardiac Radioablation: When Evidence Challenges Enthusiasm.","authors":"Jesus Almendral, Maria Teresa Barrio-Lopez","doi":"10.1016/j.jacep.2026.07.029","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.07.029","url":null,"abstract":"","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149038274","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Left Stellate Ganglion Pulsed Radiofrequency Suppresses Ischemic Ventricular Arrhythmias: A Translational Study.","authors":"Zhou Xu, Shu Yang, Xiaokai Zhou, Jiawei Li, Xiaoyu Xu, Wenjie Liu, Chengzong Li, Chang Cui, Minglong Chen","doi":"10.1016/j.jacep.2026.08.019","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.019","url":null,"abstract":"<p><strong>Background: </strong>Cardiac sympathetic hyperactivity originating from the left stellate ganglion (LSG) drives ischemic ventricular arrhythmias (VAs). Stellate ganglion block provides only transient relief, whereas surgical denervation is invasive and irreversible. A minimally invasive approach with potentially sustained effects is needed.</p><p><strong>Objectives: </strong>This study sought to investigate whether pulsed radiofrequency (PRF) of the LSG-a nonthermal neuromodulatory technique-safely suppresses ischemic VAs, and to characterize its mechanism using integrated neural and cardiac transcriptomics.</p><p><strong>Methods: </strong>Safety was first assessed in healthy rats (n = 15) randomized to control, LSG-PRF (42 °C, 2 Hz, 20 milliseconds), or surgical LSG excision. In a rat myocardial infarction (MI) model (n = 24; Sham, MI, MI + PRF), cardiac sympathetic nerve activity, programmed electrical stimulation, echocardiography, and histology were evaluated, complemented by bulk RNA-seq of the LSG and single-cell RNA-seq of cardiac tissue. Translational feasibility was tested in 4 patients with drug-refractory electrical storm using ultrasound-guided LSG-PRF.</p><p><strong>Results: </strong>In contrast to LSG excision, PRF produced only transient Horner's syndrome and did not cause hypotension. In MI rats, PRF reduced cardiac sympathetic nerve activity, attenuated ventricular tachycardia/ventricular fibrillation inducibility and duration on programmed stimulation, lowered serum norepinephrine and angiotensin II, improved left ventricular function, and reduced myocardial fibrosis. LSG transcriptomics showed down-regulation of inflammation- and sprouting-related genes including S100a9 and Ngf. Single-cell analysis of the infarcted heart revealed attenuation of a proinflammatory Grik2⁺ Schwann cell subset, with computationally inferred reductions in neuro-immune signaling. In all 4 patients, no sustained ventricular tachycardia recurrence was observed during a median follow-up of 12 months.</p><p><strong>Conclusions: </strong>LSG-PRF is a minimally invasive neuromodulatory strategy associated with suppression of sympathetic hyperactivity and post-MI VAs, accompanied by attenuated ganglionic inflammation and modulated cardiac neuro-immune signaling. Preliminary clinical experience supports feasibility and warrants prospective trials.</p>","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149109790","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Conduction System Pacing in Children: Not Just Little Adults?","authors":"Jeremy P Moore","doi":"10.1016/j.jacep.2026.08.015","DOIUrl":"https://doi.org/10.1016/j.jacep.2026.08.015","url":null,"abstract":"","PeriodicalId":14573,"journal":{"name":"JACC. Clinical electrophysiology","volume":" ","pages":""},"PeriodicalIF":7.2,"publicationDate":"2026-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149038277","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}