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All surgeries were classified according to the SAMEO-ATO framework. The post-operative air bone gap (ABG) was calculated and chosen as benchmark parameter for the correlation analysis.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>282 consecutive surgeries for middle ear and mastoid cholesteatoma were released in the study period on a total of 273 patients, with a mean age of 41.2\u00a0years. All patients were followed for an average period of 55.3\u00a0months. 54% of patients underwent M2c mastoidectomy (Canal Wall Down, CWD), while the remaining underwent Canal Wall Up (CWU) procedures, being M1b2a mastoidectomy the most common one (33%). Mean pre-operative and post-operative ABGs were 29.2 and 23.5\u00a0dB, with a significant improvement (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.0001). \u2018Mastoidectomy\u2019 and \u2018Ossicular reconstruction\u2019 parameters of SAMEO-ATO showed significant association with postoperative ABG, with smaller residual gaps for the classes Mx and On, and worse hearing results for M3a and Ox.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Our results show the utility of SAMEO-ATO framework, and in particular of \u2018M\u2019 (Mastoidectomy) and \u2018O\u2019 (Ossicular reconstruction) parameters, in predicting the hearing outcome.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00405-021-07000-3","type":"journal-article","created":{"date-parts":[[2021,7,26]],"date-time":"2021-07-26T08:02:52Z","timestamp":1627286572000},"page":"2881-2888","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Correlation between functional outcome and the SAMEO-ATO framework"],"prefix":"10.1007","volume":"279","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4012-9637","authenticated-orcid":false,"given":"Vito","family":"Pontillo","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marialessia","family":"Damiani","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Giusi","family":"Graziano","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6214-2336","authenticated-orcid":false,"given":"Nicola","family":"Quaranta","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2021,7,26]]},"reference":[{"key":"7000_CR1","doi-asserted-by":"publisher","first-page":"1","DOI":"10.5152\/iao.2017.3363","volume":"13","author":"M Yung","year":"2017","unstructured":"Yung M, Tono T, Olszewska E, Yamamoto Y, Sudhoff H, Sakagami M, Mulder J, Kojima H, \u0130ncesulu A, Trabalzini F, \u00d6zgirgin N (2017) EAONO\/JOS Joint Consensus Statements on the definitions, classification and staging of middle ear cholesteatoma. 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Approval was obtained by the local Ethical Commission.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval"}},{"value":"All patients have given her informed written consent to surgery.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent to participate"}},{"value":"All patients have given her informed written consent for publication of their data.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}}]}}