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Before surgery AHI was 14.1 (11.0\u201318.4) per hour, with a median preoperative OAI of 7.1 (4.1\u201310.6), MAI of 1.2 (0.6\u20131.6) and CAI of 1.0 (0.4\u20132.0). Adenotonsillectomy caused significant improvements in MAI, from 1.2 (0.6\u20131.6) to 0.5 (0.1\u20130.8) (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001) and CAI from 1.0 (0.4\u20132.0) to 0.5 (0.1\u20130.9) (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001). This represents a normalization of MAI in 91.7% and CAI in 75.6% of children that had an abnormal value prior surgery.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Non obstructive apneas are common in children with OSAS. Adenotonsillectomy caused significant decrease not only in OAI, but also in MAI and CAI in children with moderate-to-severe OSAS.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00405-023-08442-7","type":"journal-article","created":{"date-parts":[[2024,1,16]],"date-time":"2024-01-16T13:02:08Z","timestamp":1705410128000},"page":"3125-3130","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Central and mixed apneas in children with obstructive sleep apnea: effect of adenotonsillectomy"],"prefix":"10.1007","volume":"281","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2706-332X","authenticated-orcid":false,"given":"Joselina","family":"Antunes","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jo\u00e3o","family":"Carvalho","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Carolina","family":"Marinho","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sofie","family":"Vanderpoorten","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Cristina","family":"Ad\u00f3nis","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Filipe","family":"Freire","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,1,16]]},"reference":[{"key":"8442_CR1","doi-asserted-by":"publisher","first-page":"559","DOI":"10.1007\/s11325-018-1745-0","volume":"23","author":"X Yang","year":"2019","unstructured":"Yang X, Xiao Y, Han B, Lin K et al (2019) Implication of mixed sleep apnea events in adult patients with obstructive sleep apnea-hypopnea syndrome. 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