{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,10]],"date-time":"2026-01-10T21:45:48Z","timestamp":1768081548343,"version":"3.49.0"},"reference-count":39,"publisher":"Wiley","issue":"12","license":[{"start":{"date-parts":[[2022,11,14]],"date-time":"2022-11-14T00:00:00Z","timestamp":1668384000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Echocardiography"],"published-print":{"date-parts":[[2022,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>To construct a prediction model based on functional mitral regurgitation (FMR) in patients with paroxysmal atrial fibrillation (PAF) to predict atrial fibrillation recurrence after the post\u2010circular pulmonary vein radiofrequency ablation (CPVA).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We retrospectively analyzed 289 patients with PAF who underwent CPVA for the first time. The patients were randomly divided into modeling group and verification group at the ratio of 75:25. In the modeling group, the multivariate logistic regression was used to analyze and construct a prediction model for post\u2010CPVA recurrence in PAF patients, which was then validated in the verification group.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>(1) After 3\u20136 months of follow\u2010up, the patients were divided into sinus rhythm group (252 cases) and recurrence group (24 cases); (2) In the modeling group, the age, left atrial diameter (LAD), and the degree of MR (mild, moderate, severe) were higher in recurrence group than that of the sinus rhythm group, and the left atrial appendage emptying velocity (LAAV) was lower in recurrence group (all <jats:italic>p<\/jats:italic>\u00a0&lt;\u00a0.05). (3) A model for predicting the recurrence of PAF after radiofrequency ablation was constructed in the modeling group. The equation was: Logit(P)\u00a0=\u00a0\u22123.253 + .092 \u00d7 age + 1.263 \u00d7 mild MR + 2.325 \u00d7 moderate MR + 5.111 \u00d7 severe MR \u2212.113 \u00d7 LAAV. The area under the curve (AUC) of the model was .889 in modeling group and .866 in verification group, and the difference was not statistically significant (<jats:italic>p<\/jats:italic>\u00a0&gt;\u00a0.05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The prediction model of atrial fibrillation (AF) recurrence after CPVA in PAF patients has good predictive efficacy, specificity, and accuracy.<\/jats:p><\/jats:sec>","DOI":"10.1111\/echo.15479","type":"journal-article","created":{"date-parts":[[2022,11,15]],"date-time":"2022-11-15T03:34:21Z","timestamp":1668483261000},"page":"1501-1511","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["A prediction model based on functional mitral regurgitation for the recurrence of paroxysmal atrial fibrillation (PAF) after post\u2010circular pulmonary vein radiofrequency ablation (CPVA)"],"prefix":"10.1111","volume":"39","author":[{"given":"Jingyu","family":"Sheng","sequence":"first","affiliation":[{"name":"Department of Electrocardiography Wujin Hospital Affiliated with Jiangsu University The Wujin Clinical college of Xuzhou Medical University  Changzhou China"},{"name":"Department of Cardiovascular Division The Third Affiliated Hospital of Soochow University  Chang Zhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zhenni","family":"Yang","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Division The Third Affiliated Hospital of Soochow University  Chang Zhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Min","family":"Xu","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Division The Third Affiliated Hospital of Soochow University  Chang Zhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jun","family":"Meng","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Division The Third Affiliated Hospital of Soochow University  Chang Zhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mingxia","family":"Gong","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Division The Third Affiliated Hospital of Soochow University  Chang Zhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuxia","family":"Miao","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Division The Third Affiliated Hospital of Soochow University  Chang Zhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2022,11,14]]},"reference":[{"issue":"2","key":"e_1_2_7_2_1","first-page":"e125","article-title":"2014 AHA\/ACC\/HRS guideline for the management of patients 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