{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,10]],"date-time":"2026-10-10T15:21:49Z","timestamp":1791645709564,"version":"4.3.4"},"reference-count":35,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2019,8,2]],"date-time":"2019-08-02T00:00:00Z","timestamp":1564704000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100003725","name":"National Research Foundation of Korea","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100003725","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100009950","name":"Ministry of Education","doi-asserted-by":"publisher","award":["NRF\u20102017R1D1A1B03033244"],"award-info":[{"award-number":["NRF\u20102017R1D1A1B03033244"]}],"id":[{"id":"10.13039\/100009950","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["aap.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Periodontology"],"published-print":{"date-parts":[[2020,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The purpose of this study was to compare the survival rates of implants placed following 1\u2010stage or 2\u2010stage maxillary sinus floor augmentation by the lateral window technique (SFALW) performed on residual bone of &lt;4\u00a0mm.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>This study was conducted based on dental records and radiographs obtained from patients who received SFALW from March 2006 to June 2014, being followed up between March 2006 and December 2017. They were divided into 1\u2010stage and 2\u2010stage groups according to the SFALW performed. Statistical analysis was performed to evaluate whether a significant difference existed between 1\u2010stage and 2\u2010stage SFALW in terms of survival rates. Multivariable logistic regression analysis was used to examine the influence of multiple variables on implant failure.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A total of 395 implants (156 implants in the 1\u2010stage group, 239 implants in the 2\u2010stage group) in 167 patients fulfilled the inclusion criteria. Among them, 13 implants (five implants in the 1\u2010stage group, eight implants in the 2\u2010stage group) failed. No significant difference was found in the 10\u2010year cumulative survival rate of implants between the 1\u2010stage group and the 2\u2010stage group (96.8% and 92.5%, respectively, <jats:italic>P\u00a0<\/jats:italic>=\u00a00.656). Multivariable logistic regression analysis demonstrated that implant failure was significantly influenced by implant length and functional time following prosthetic loading.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>The 10\u2010year cumulative survival rates showed no statistically significant difference between implants following 1\u2010stage and 2\u2010stage maxillary SFALW performed on residual bone height of &lt;4\u00a0mm.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jper.19-0066","type":"journal-article","created":{"date-parts":[[2019,8,2]],"date-time":"2019-08-02T07:44:46Z","timestamp":1564731886000},"page":"183-193","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":16,"title":["A retrospective study of implants placed following 1\u2010stage or 2\u2010stage maxillary sinus floor augmentation by the lateral window technique performed on residual bone of &lt;4\u00a0mm: Results up to 10 years of follow\u2010up"],"prefix":"10.1002","volume":"91","author":[{"given":"Hyun Ju","family":"Kim","sequence":"first","affiliation":[{"name":"Department of Periodontics Seoul National University Dental Hospital  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sanghyun","family":"Yea","sequence":"additional","affiliation":[{"name":"Department of Periodontology and Dental Research Institute School of Dentistry Seoul National University  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kyoung\u2010Hwa","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Periodontology and Dental Research Institute School of Dentistry Seoul National University  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yong\u2010Moo","family":"Lee","sequence":"additional","affiliation":[{"name":"Department of Periodontology and Dental Research Institute School of Dentistry Seoul National University  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Young","family":"Ku","sequence":"additional","affiliation":[{"name":"Department of Periodontology and Dental Research Institute School of Dentistry Seoul National University  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"In\u2010Chul","family":"Rhyu","sequence":"additional","affiliation":[{"name":"Department of Periodontology and Dental Research Institute School of Dentistry Seoul National University  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yang\u2010Jo","family":"Seol","sequence":"additional","affiliation":[{"name":"Department of Periodontology and Dental Research Institute School of Dentistry Seoul National University  Seoul Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2019,8,18]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1177\/002203459607502S08"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1177\/00220345850640081401"},{"key":"e_1_2_8_4_1","first-page":"121","article-title":"Maxillary sinus floor in edentulous and dentate patients","volume":"12","author":"Ohba T","year":"2001","journal-title":"Indian J Dent Res"},{"key":"e_1_2_8_5_1","first-page":"48","article-title":"Maxillary sinus pneumatization following extractions: a radiographic study","volume":"23","author":"Sharan A","year":"2008","journal-title":"Int J Oral Maxillofac Implants"},{"key":"e_1_2_8_6_1","first-page":"7267062","article-title":"Effectiveness of platelet\u2010rich fibrin as an adjunctive material to bone graft in maxillary sinus augmentation: a meta\u2010analysis of randomized controlled trails","volume":"2019","author":"Liu R","year":"2019","journal-title":"Biomed Res Int"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joms.2009.03.042"},{"key":"e_1_2_8_8_1","first-page":"d101","article-title":"Lateral window sinus elevation technique: managing challenges and complications","volume":"79","author":"Caudry S","year":"2013","journal-title":"J Can Dent Assoc"},{"key":"e_1_2_8_9_1","first-page":"11","article-title":"Report of the Sinus Consensus Conference of 1996","volume":"13","author":"Jensen OT","year":"1998","journal-title":"Int J Oral Maxillofac Implants"},{"key":"e_1_2_8_10_1","first-page":"237","article-title":"Bone augmentation procedures in implant dentistry","volume":"24","author":"Chiapasco M","year":"2009","journal-title":"Int J Oral Maxillofac Implants"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joms.2008.11.023"},{"key":"e_1_2_8_12_1","first-page":"876","article-title":"Sinus lift procedure using a 2\u2010stage surgical technique: I. 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