{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T18:09:49Z","timestamp":1790791789606,"version":"4.1.0"},"reference-count":40,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2023,9,18]],"date-time":"2023-09-18T00:00:00Z","timestamp":1694995200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Cardiovasc. Med."],"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Autogenous arteriovenous fistula (AVF) is an efficient hemodialysis access for patients with end-stage kidney disease (ESKD). The specific threshold of vein diameter still not reached a consensus.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method<\/jats:title><jats:p>We conducted a comprehensive search in PubMed, Embase, and Web of Science databases for articles which comparing the treatment outcomes of AVF with 2\u2005mm as vein diameter threshold. Fixed and random effect model were used for synthesis of results. Subgroup analysis was designed to assess the risk of bias.<\/jats:p><\/jats:sec><jats:sec><jats:title>Result<\/jats:title><jats:p>Eight high-quality articles were included finally. Among a total of 1,075 patients (675 males and 400 females), 227 and 809 patients possessed &amp;lt;2\u2005mm and \u22652\u2005mm vein respectively. Apart from gender and coronary artery disease (<jats:italic>P<\/jats:italic>\u2009&amp;lt;\u20090.05), there was no significant difference in age, diabetes, hypertension or radial artery between maturation and non-maturation groups. The functional maturation rate was lower in patients with &amp;lt;2\u2005mm vein according to fixed effect model [OR\u2009=\u20090.19, 95% CI (0.12, 0.30), <jats:italic>P<\/jats:italic>\u2009&amp;lt;\u20090.01]. There was no significant difference in primary [OR\u2009=\u20090.63, 95% CI (0.12, 3.25), <jats:italic>P<\/jats:italic>\u2009=\u20090.58] or cumulative patency rates [OR\u2009=\u20090.40, 95% CI (0.13, 1.19), <jats:italic>P<\/jats:italic>\u2009=\u20090.10].<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Vein diameter less than 2\u2005mm has a negative impact on the functional maturation rate of AVF, while it does not affect the primary and cumulative patency rates (12 months).<\/jats:p><\/jats:sec>","DOI":"10.3389\/fcvm.2023.1226136","type":"journal-article","created":{"date-parts":[[2023,9,19]],"date-time":"2023-09-19T06:07:28Z","timestamp":1695103648000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":6,"title":["The feasibility and efficiency for constructing arteriovenous fistula with &lt;2 mm vein\u2014a systematic review and meta-analysis"],"prefix":"10.3389","volume":"10","author":[{"given":"Ruijia","family":"Feng","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Siwen","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jianwen","family":"Yu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xunhua","family":"Zheng","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wei","family":"Chen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xin","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Guangqi","family":"Chang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1965","published-online":{"date-parts":[[2023,9,18]]},"reference":[{"key":"B1","doi-asserted-by":"publisher","first-page":"153","DOI":"10.1053\/j.semvascsurg.2016.08.005","article-title":"Future research directions to improve fistula maturation and reduce access failure","volume":"29","author":"Hu","year":"2016","journal-title":"Semin Vasc Surg"},{"key":"B2","doi-asserted-by":"publisher","first-page":"2170","DOI":"10.2215\/CJN.03050315","article-title":"Risk factors for infection-related hospitalization in in-center hemodialysis","volume":"10","author":"Dalrymple","year":"2015","journal-title":"Clin J Am Soc Nephro"},{"key":"B3","doi-asserted-by":"publisher","first-page":"465","DOI":"10.1681\/ASN.2012070643","article-title":"Associations between hemodialysis access type and clinical outcomes: a systematic review","volume":"24","author":"Ravani","year":"2013","journal-title":"J Am Soc Nephrol"},{"key":"B4","doi-asserted-by":"publisher","first-page":"S1","DOI":"10.1053\/j.ajkd.2019.12.001","article-title":"KDOQI clinical practice guideline for vascular access: 2019 update","volume":"75","author":"Lok","year":"2020","journal-title":"Am J Kidney Dis"},{"key":"B5","doi-asserted-by":"publisher","first-page":"464","DOI":"10.1053\/j.ajkd.2013.08.023","article-title":"Patency rates of the arteriovenous fistula for hemodialysis: a systematic review and meta-analysis","volume":"63","author":"Al-Jaishi","year":"2014","journal-title":"Am J Kidney Dis"},{"key":"B6","doi-asserted-by":"publisher","first-page":"1499","DOI":"10.1016\/j.jvs.2009.02.018","article-title":"Vein diameter is the major predictor of fistula maturation","volume":"49","author":"Lauvao","year":"2009","journal-title":"J Vasc Surg"},{"key":"B7","doi-asserted-by":"publisher","first-page":"158","DOI":"10.1016\/j.jvs.2019.03.075","article-title":"Influence of artery and vein diameters on autogenous arteriovenous access patency","volume":"71","author":"Misskey","year":"2020","journal-title":"J Vasc Surg"},{"key":"B8","doi-asserted-by":"publisher","first-page":"n71","DOI":"10.1136\/bmj.n71","article-title":"The PRISMA 2020 statement: an updated guideline for reporting systematic reviews","volume":"372","author":"Page","year":"2021","journal-title":"BMJ"},{"key":"B9","doi-asserted-by":"publisher","first-page":"2008","DOI":"10.1001\/jama.283.15.2008","article-title":"Meta-analysis of observational studies in epidemiology: a proposal for reporting. 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