{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,5]],"date-time":"2026-05-05T18:36:02Z","timestamp":1778006162857,"version":"3.51.4"},"reference-count":38,"publisher":"The Angle Orthodontist (EH Angle Education & Research Foundation)","issue":"5","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2011,9]]},"abstract":"<jats:title>Abstract<\/jats:title>\n        <jats:sec>\n          <jats:title>Objective:<\/jats:title>\n          <jats:p>To identify the effect of rapid maxillary expansion (RME) procedure on dynamic measurement of natural head position (NHP).<\/jats:p>\n        <\/jats:sec>\n        <jats:sec>\n          <jats:title>Materials and Methods:<\/jats:title>\n          <jats:p>The treatment group comprised 23 patients, 12 girls and 11 boys (mean age: 10.1 \u00b1 1.1\u00a0years), and the control group comprised 15 subjects, 8 girls and 7 boys (mean age: 9.7 \u00b1 1.4\u00a0years). The test subjects underwent RME treatment using full cap acrylic device, and the mean amount of expansion was 5.48\u00a0mm. An inclinometer and a portable data logger were used to collect the NHP data. Intragroup changes were evaluated by using nonparametric Wilcoxon test, and intergroup changes were analyzed with Mann-Whitney <jats:italic>U-<\/jats:italic>test. <jats:italic>P<\/jats:italic> values less than .05 were considered statistically significant.<\/jats:p>\n        <\/jats:sec>\n        <jats:sec>\n          <jats:title>Results:<\/jats:title>\n          <jats:p>The mean difference between initial and final NHP was 0.31\u00b0, and this difference was not statistically significant. Also, there were no statistically significant differences between the RME and control groups before and after treatment.<\/jats:p>\n        <\/jats:sec>\n        <jats:sec>\n          <jats:title>Conclusion:<\/jats:title>\n          <jats:p>Treatment with the RME procedure showed no statistically significant effects on dynamic measurement of NHP when compared with initial values or untreated control.<\/jats:p>\n        <\/jats:sec>","DOI":"10.2319\/112410-686.1","type":"journal-article","created":{"date-parts":[[2011,3,15]],"date-time":"2011-03-15T17:35:44Z","timestamp":1300210544000},"page":"850-855","source":"Crossref","is-referenced-by-count":11,"title":["Rapid maxillary expansion effects on dynamic measurement of natural head position"],"prefix":"10.2319","volume":"81","author":[{"given":"Ahmet","family":"Yagci","sequence":"first","affiliation":[{"name":"Assistant Professor, Erciyes University, Faculty of Dentistry, Department of Orthodontics, Kayseri, Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tancan","family":"Uysal","sequence":"additional","affiliation":[{"name":"Professor and Chair, Department of Orthodontics, Faculty of Dentistry, Izmir Katip Celebi University, Izmir, Turkey; and Professor, Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Saudi Arabia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Serdar","family":"Usumez","sequence":"additional","affiliation":[{"name":"Professor and Department Chair, Department of Orthodontics, Faculty of Dentistry, Gaziantep University, Gaziantep, Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Metin","family":"Orhan","sequence":"additional","affiliation":[{"name":"Professor, Gazi University Faculty of Dentistry, Department of Orthodontics, Ankara, Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1164","reference":[{"key":"i0003-3219-81-5-850-b01","series-title":"Am J Orthod Dentofacial Orthop","first-page":"194","article-title":"Arch perimeter changes on rapid palatal expansion.","volume":"97","author":"Adkins, M. 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Does the timing and method of rapid maxillary expansion have an effect on the changes in the nasal dimensions?Angle Orthod2002. 72:118\u2013123."},{"key":"i0003-3219-81-5-850-b04","series-title":"Angle Orthod","first-page":"184","article-title":"A comparison of the effects of rapid maxillary expansion and fan-type rapid maxillary expansion on dentofacial structures.","volume":"74","author":"Doruk, C.","year":"2004","unstructured":"Doruk, C., A. A.Bicakci, F. A.Basciftci, H.Babacan, and U.Agar. A comparison of the effects of rapid maxillary expansion and fan-type rapid maxillary expansion on dentofacial structures.Angle Orthod2004. 74:184\u2013194."},{"key":"i0003-3219-81-5-850-b05","series-title":"Am J Orthod","first-page":"274","article-title":"Changes in nasal airway resistance associated with rapid maxillary expansion.","volume":"69","author":"Hershey, H. G.","year":"1976","unstructured":"Hershey, H. G., B. L.Steward, and D. W.Warren. 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Resistance to nasal airflow related to changes in head posture.Am J Orthod1981. 80:536\u2013545."},{"key":"i0003-3219-81-5-850-b13","series-title":"Am J Orthod","first-page":"422","article-title":"Nasal respiratory resistance and head posture: effect of intranasal corticosteroid (Budesonide) in children with asthma and perennial rhinitis.","volume":"84","author":"Wenzel, A.","year":"1983","unstructured":"Wenzel, A., J.Henriksen, and B.Melsen. Nasal respiratory resistance and head posture: effect of intranasal corticosteroid (Budesonide) in children with asthma and perennial rhinitis.Am J Orthod1983. 84:422\u2013426."},{"key":"i0003-3219-81-5-850-b14","series-title":"Trans Eur Orthod Soc","first-page":"177","article-title":"Effects of adenoidectomy on dentition and nasopharynx.","author":"Linder-Aronson, S.","year":"1972","unstructured":"Linder-Aronson, S.\n          \n          Effects of adenoidectomy on dentition and nasopharynx.\n          Trans Eur Orthod Soc\n          1972. 177\u2013186."},{"key":"i0003-3219-81-5-850-b15","series-title":"Am J Orthod","first-page":"258","article-title":"Experimental manipulation of head posture.","volume":"77","author":"Vig, P. S.","year":"1980","unstructured":"Vig, P. S., K. J.Showfety, and C.Phillips. Experimental manipulation of head posture.Am J Orthod1980. 77:258\u2013268."},{"key":"i0003-3219-81-5-850-b16","series-title":"Am J Orthod","first-page":"214","article-title":"Airway adequacy, head posture and craniofacial morphology.","volume":"86","author":"Solow, B.","year":"1984","unstructured":"Solow, B., S.Siersb\u00e6k-Nielsen, and E.Greve. Airway adequacy, head posture and craniofacial morphology.Am J Orthod1984. 86:214\u2013223."},{"key":"i0003-3219-81-5-850-b17","series-title":"Angle Orthod","first-page":"171","article-title":"Changes in head posture after rapid maxillary expansion in mouth-breathing girls: a controlled study.","volume":"75","author":"Tecco, S.","year":"2005","unstructured":"Tecco, S., F.Festa, S.Tete, V.Longhi, and M.D'Attilio. 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The development of instrumentation for the dynamic measurement of changing head posture.Am J Orthod Dentofacial Orthop1991. 99:520\u2013526."},{"key":"i0003-3219-81-5-850-b22","series-title":"Am J Orthod Dentofacial Orthop","first-page":"664","article-title":"Inclinometer method for recording and transferring natural head position in cephalometrics.","volume":"120","author":"Usumez, S.","year":"2001","unstructured":"Usumez, S. and M.Orhan. Inclinometer method for recording and transferring natural head position in cephalometrics.Am J Orthod Dentofacial Orthop2001. 120:664\u2013670."},{"key":"i0003-3219-81-5-850-b23","series-title":"Am J Orthod Dentofacial Orthop","first-page":"451","article-title":"Reproducibility of natural head position measured with an inclinometer.","volume":"123","author":"Usumez, S.","year":"2003","unstructured":"Usumez, S. and M.Orhan. Reproducibility of natural head position measured with an inclinometer.Am J Orthod Dentofacial Orthop2003. 123:451\u2013454."},{"key":"i0003-3219-81-5-850-b24","series-title":"Angle Orthod","first-page":"61","article-title":"Effects of a modified acrylic bonded rapid maxillary expansion appliance and vertical chin cap on dentofacial structures.","volume":"72","author":"Basciftci, F. A.","year":"2002","unstructured":"Basciftci, F. A. and A. I.Karaman. Effects of a modified acrylic bonded rapid maxillary expansion appliance and vertical chin cap on dentofacial structures.Angle Orthod2002. 72:61\u201371."},{"key":"i0003-3219-81-5-850-b25","series-title":"Br J Orthod","first-page":"157","article-title":"Repeatability of head posture recordings from lateral cephalometric radiographs.","volume":"15","author":"Sandham, A.","year":"1988","unstructured":"Sandham, A.\n          \n          Repeatability of head posture recordings from lateral cephalometric radiographs.\n          Br J Orthod\n          1988. 15:157\u2013162."},{"key":"i0003-3219-81-5-850-b26","series-title":"Eur J Orthod","first-page":"59","article-title":"A comparison between estimated and registered natural head posture.","volume":"13","author":"Lundstr\u00f6m, A.","year":"1991","unstructured":"Lundstr\u00f6m, A., C. M.Forsberg, H.Westergren, and F.Lundstr\u00f6m. A comparison between estimated and registered natural head posture.Eur J Orthod1991. 13:59\u201364."},{"key":"i0003-3219-81-5-850-b27","series-title":"Eur J Orthod","first-page":"129","article-title":"Cervical and lumbar lordosis and thoracic kyphosis in 8, 11 and 15-year-old children.","volume":"9","author":"Hellsing, E.","year":"1987","unstructured":"Hellsing, E., T.Reigo, J.McWilliam, and E.Spangfort. Cervical and lumbar lordosis and thoracic kyphosis in 8, 11 and 15-year-old children.Eur J Orthod1987. 9:129\u2013138."},{"key":"i0003-3219-81-5-850-b28","series-title":"Am J Orthod Dentofacial Orthop","first-page":"82","article-title":"Fifteen-year reproducibility of natural head posture: a longitudinal study.","volume":"116","author":"Peng, L.","year":"1999","unstructured":"Peng, L. and M. S.Cooke. Fifteen-year reproducibility of natural head posture: a longitudinal study.Am J Orthod Dentofacial Orthop1999. 116:82\u201385."},{"key":"i0003-3219-81-5-850-b29","series-title":"Angle Orthod","first-page":"343","article-title":"Treatment timing for rapid maxillary expansion.","volume":"71","author":"Baccetti, T.","year":"2001","unstructured":"Baccetti, T., L.Franchi, C. G.Cameron, and J. A.McNamaraJr. Treatment timing for rapid maxillary expansion.Angle Orthod2001. 71:343\u2013350."},{"key":"i0003-3219-81-5-850-b30","series-title":"Angle Orthod","first-page":"66","article-title":"Rapid maxillary expansion and surgically assisted rapid maxillary expansion effects on nasal volume.","volume":"76","author":"Babacan, H.","year":"2006","unstructured":"Babacan, H., O.Sokucu, C.Doruk, and S.Ay. 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Chicago, IllYear Book Medical Publishers. 1973. 442"},{"key":"i0003-3219-81-5-850-b33","series-title":"Odontol Revy","first-page":"254","article-title":"Nasal resistance to breathing and palatal height before and after expansion of the median palatal suture.","volume":"14","author":"Linder-Aronson, S.","year":"1963","unstructured":"Linder-Aronson, S. and G.Aschan. Nasal resistance to breathing and palatal height before and after expansion of the median palatal suture.Odontol Revy1963. 14:254\u2013270."},{"key":"i0003-3219-81-5-850-b34","series-title":"Angle Orthod","first-page":"1","article-title":"Changes in nasal airflow incident to rapid maxillary expansion.","volume":"38","author":"Wertz, R. A.","year":"1968","unstructured":"Wertz, R. A.\n          \n          Changes in nasal airflow incident to rapid maxillary expansion.\n          Angle Orthod\n          1968. 38:1\u201311."},{"key":"i0003-3219-81-5-850-b35","series-title":"J Craniofac Surg","first-page":"312","article-title":"Changes in nasopharyngeal airway following orthopedic and surgically assisted rapid maxillary expansion.","volume":"21","author":"Kurt, G.","year":"2010","unstructured":"Kurt, G., A. T.Altu\u011f-Ata\u00e7, M. S.Atac, and H. A.Karasu. Changes in nasopharyngeal airway following orthopedic and surgically assisted rapid maxillary expansion.J Craniofac Surg2010. 21:312\u2013317."},{"key":"i0003-3219-81-5-850-b36","series-title":"Am J Orthod Dentofacial Orthop","first-page":"381","article-title":"The effect of rapid maxillary expansion on nasal airway resistance.","volume":"92","author":"Hartgerink, D. V.","year":"1987","unstructured":"Hartgerink, D. V., P. S.Vig, and D. W.Abbott. The effect of rapid maxillary expansion on nasal airway resistance.Am J Orthod Dentofacial Orthop1987. 92:381\u2013389."},{"key":"i0003-3219-81-5-850-b37","series-title":"Angle Orthod","first-page":"43","article-title":"Effects of maxillary protraction on craniofacial structures and upper airway dimension.","volume":"72","author":"Hiyama, S.","year":"2002","unstructured":"Hiyama, S., N.Suda, M. I.Suzuki, S.Tsuiki, M.Ogawa, S.Suzuki, and T.Kuroda. Effects of maxillary protraction on craniofacial structures and upper airway dimension.Angle Orthod2002. 72:43\u201347."},{"key":"i0003-3219-81-5-850-b38","series-title":"Angle Orthod","first-page":"209","article-title":"Maxillary protraction appliance effect on the size of the upper airway passage.","volume":"78","author":"Oktay, H.","year":"2008","unstructured":"Oktay, H. and E.Ulukaya. Maxillary protraction appliance effect on the size of the upper airway passage.Angle Orthod2008. 78:209\u2013214."}],"container-title":["The Angle Orthodontist"],"original-title":[],"link":[{"URL":"https:\/\/angle-orthodontist.kglmeridian.com\/view\/journals\/angl\/81\/5\/article-p850.xml","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/meridian.allenpress.com\/angle-orthodontist\/article-pdf\/81\/5\/850\/1393545\/112410-686_1.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/angle-orthodontist.kglmeridian.com\/downloadpdf\/journals\/angl\/81\/5\/article-p850.xml","content-type":"text\/html","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/angle-orthodontist.kglmeridian.com\/downloadpdf\/journals\/angl\/81\/5\/article-p850.xml","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,5,16]],"date-time":"2025-05-16T00:55:16Z","timestamp":1747356916000},"score":1,"resource":{"primary":{"URL":"https:\/\/angle-orthodontist.kglmeridian.com\/view\/journals\/angl\/81\/5\/article-p850.xml"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,9]]},"references-count":38,"journal-issue":{"issue":"5"},"URL":"https:\/\/doi.org\/10.2319\/112410-686.1","relation":{},"ISSN":["0003-3219","1945-7103"],"issn-type":[{"value":"0003-3219","type":"print"},{"value":"1945-7103","type":"electronic"}],"subject":[],"published":{"date-parts":[[2011,9]]}}}