{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,3]],"date-time":"2026-11-03T23:05:38Z","timestamp":1793747138417,"version":"4.6.1"},"reference-count":47,"publisher":"Oxford University Press (OUP)","issue":"9","license":[{"start":{"date-parts":[[2022,9,1]],"date-time":"2022-09-01T00:00:00Z","timestamp":1661990400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/academic.oup.com\/pages\/standard-publication-reuse-rights"}],"content-domain":{"domain":["www.atsjournals.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2022,9,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Rationale<\/jats:title>\n                    <jats:p>Current guidelines for non\u2013small cell lung cancer (NSCLC) mediastinal staging recommend starting invasive staging with endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA). However, the indication to confirm a negative result of EBUS-TBNA by means of video-assisted mediastinoscopy (VAM) before resection differs in every guideline.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>Our aim was to evaluate the current evidence regarding the added value of confirmatory VAM after a negative EBUS-TBNA result for mediastinal staging in patients with NSCLC.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Systematic searches of studies on EBUS-TBNA for NSCLC mediastinal staging with or without confirmatory VAM but with surgical confirmation of negative results were conducted in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-analysis statement in PubMed, SCOPUS, the Cochrane Library, and guidelines from 2005 through November 2021. In the meta-analysis, the sensitivity of confirmatory VAM after a negative EBUS-TBNA result, as well as the sensitivity and negative predictive value of the combination EBUS-TBNA plus confirmatory VAM, alongside the number of confirmatory VAMs required to detect additional N2\/3 disease (number needed to treat [NNT]), in patients with a previous negative EBUS-TBNA result were estimated.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>A total of 5,412 articles were found, of which 29 studies were included. Random effects meta-analysis showed a sensitivity of 66.9% (95% confidence interval [CI], 55.8\u201377.1%) for confirmatory VAM, and 96.7% (95% CI, 95.1\u201398%) for the combination EBUS-TBNA plus confirmatory VAM. Negative predictive value in studies with confirmatory VAM increased of 79.2% (95% CI, 71.4\u201386.1%) for EBUS-TBNA alone to 91.8% (95% CI, 87.1\u201395.5%) for EBUS-TBNA plus confirmatory VAM. The NNT of confirmatory VAM in patients with a previous negative EBUS-TBNA result was 23.8 (95% CI, 19.3\u201331.2).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Confirmatory VAM after negative EBUS-TBNA reduces the rate of unforeseen N2\/3 disease, but with a high NNT, and it should be recommended only for certain cases yet to be defined.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1513\/annalsats.202111-1302oc","type":"journal-article","created":{"date-parts":[[2022,3,29]],"date-time":"2022-03-29T11:38:47Z","timestamp":1648553927000},"page":"1581-1590","update-policy":"https:\/\/doi.org\/10.1164\/crossmarkpolicies","source":"Crossref","is-referenced-by-count":34,"title":["Confirmatory Mediastinoscopy after Negative Endobronchial Ultrasound-guided Transbronchial Needle Aspiration for Mediastinal Staging of Lung Cancer: Systematic Review and Meta-analysis"],"prefix":"10.1093","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8354-414X","authenticated-orcid":false,"given":"Jos\u00e9","family":"Sanz-Santos","sequence":"first","affiliation":[{"name":"Department of Pulmonology, Mutua Terrassa Hospital"},{"name":"Departament de Medicina, Facultat de Medicina, Universitat de Barcelona"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8476-4942","authenticated-orcid":false,"given":"Pere","family":"Almagro","sequence":"additional","affiliation":[{"name":"Departament de Medicina, Facultat de Medicina, Universitat de Barcelona"},{"name":"Department of Internal Medicine, Mutua Terrassa Hospital"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9761-8445","authenticated-orcid":false,"given":"Komal","family":"Malik","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine, Mutua Terrassa Hospital"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7845-3905","authenticated-orcid":false,"given":"Pablo","family":"Martinez-Camblor","sequence":"additional","affiliation":[{"name":"Department of Anesthesiology, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire"},{"name":"Biomedical Data Sciences Department, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire; 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