{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,14]],"date-time":"2026-10-14T10:53:19Z","timestamp":1791975199846,"version":"4.4.0"},"reference-count":29,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Arrhythmia"],"published-print":{"date-parts":[[2026,10]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>High\u2010power short\u2010duration radiofrequency ablation improves procedural efficiency during pulmonary vein isolation (PVI), but concerns remain regarding lesion transmurality and posterior wall collateral injury. We evaluated whether a region\u2010specific ablation strategy was associated with improved procedural efficiency without a detected difference in acute efficacy or 12\u2010month arrhythmia recurrence compared with conventional ablation index\u2010guided PVI.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>In this retrospective single\u2010center study, 250 patients undergoing first\u2010time PVI were treated with either ablation index\u2010guided ablation or a region\u2010specific strategy using very high\u2010power short\u2010duration applications on the posterior wall and ablation index\u2010guided lesions on the anterior wall. The primary endpoint was first\u2010pass isolation, analyzed per pulmonary vein using generalized estimating equations to account for within\u2010patient clustering. Secondary endpoints included procedural efficiency, peri\u2010procedural safety, and 12\u2010month arrhythmia recurrence.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      First\u2010pass isolation was achieved in 919 of 1 000 pulmonary veins (91.9%): 454 of 500 veins (90.8%) with the region\u2010specific strategy and 465 of 500 veins (93.0%) with ablation index\u2010guided ablation, with no significant between\u2010group difference (OR, 0.74; 95% CI, 0.41\u20131.34;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.322). The region\u2010specific strategy was associated with shorter procedure duration, ablation time, radiofrequency time, fluoroscopy time, and lower radiation dose (all\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). Acute complications occurred in 4 patients (1.6%). At 12\u2009months, arrhythmia recurrence occurred in 43 patients (17.2%), with no detected difference between strategies.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>A region\u2010specific ablation strategy improved procedural efficiency without a detected difference in first\u2010pass isolation or 12\u2010month arrhythmia recurrence compared with ablation index\u2010guided PVI.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/joa3.70468","type":"journal-article","created":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T13:46:11Z","timestamp":1790862371000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Procedural Efficiency and Clinical Outcomes of a Region\u2010Specific Radiofrequency Ablation Strategy for Pulmonary Vein Isolation"],"prefix":"10.1002","volume":"42","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6825-243X","authenticated-orcid":false,"given":"Etel","family":"Silva","sequence":"first","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joaqu\u00edn","family":"Alba\u2010Camacho","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0005-6354-9564","authenticated-orcid":false,"given":"Rafael","family":"Fern\u00e1ndez\u2010Rivero","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lucas","family":"Cano\u2010Calabria","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9950-5628","authenticated-orcid":false,"given":"Iv\u00e1n","family":"Lobo\u2010Torres","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0004-5442-8018","authenticated-orcid":false,"given":"Saman","family":"Golmaryami","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0000-2578-6765","authenticated-orcid":false,"given":"Ana Mar\u00eda","family":"Solano\u2010Mulero","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1700-6604","authenticated-orcid":false,"given":"Juan","family":"Fern\u00e1ndez\u2010Armenta","sequence":"additional","affiliation":[{"name":"Cardiology Department, Institute of Biomedical Research and Innovation of C\u00e1diz (INiBICA) University Hospital Puerta Del Mar  C\u00e1diz Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,10,1]]},"reference":[{"key":"e_1_2_14_2_1","doi-asserted-by":"publisher","DOI":"10.1093\/europace\/eux274"},{"key":"e_1_2_14_3_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIR.0000000000001193"},{"key":"e_1_2_14_4_1","doi-asserted-by":"publisher","DOI":"10.1093\/europace\/euaf294"},{"key":"e_1_2_14_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/jce.14495"},{"issue":"5","key":"e_1_2_14_6_1","first-page":"775","article-title":"Ablation Index, a Novel Marker of Ablation Lesion Quality: Prediction of Pulmonary Vein Reconnection at Repeat Electrophysiology Study and Regional Differences in Target Values","volume":"19","author":"Das 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