{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,14]],"date-time":"2026-08-14T17:27:00Z","timestamp":1786728420678,"version":"build-2736575974"},"reference-count":14,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"2","content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2024,5]]},"abstract":"<jats:sec>\n                    <jats:title>Objectives:<\/jats:title>\n                    <jats:p>To determine age- and sex-related changes in mastoid air cells volume in orthodontic malocclusions (class 1, class 2, class 3) in cone beam computed tomography (CBCT), morphometric analysis, and age prediction on the basis of mastoid air cells.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>In total, 150 3D CBCT scans of study subjects having class 1, class 2, and class 3 malocclusions have been analyzed retrospectively for the estimation of volume of mastoid air cells by Dolphin imaging software V11.9, and measurement data of volumes have been recorded and analyzed using SPSS software 24.v.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      The volume of mastoid air cells was highest in age group of 14\u201328 years which was statistically not significant (P value &gt;.05). The volume of mastoid air cells in the right side of cranium is greater than mastoid air cells in the left side. The mastoid air cell volume was higher in males than females. The volume of mastoid air cells (right side) was highest in class II malocclusion (2404.53 \u00b1 1737.50 mm\n                      <jats:sup>3<\/jats:sup>\n                      ) followed by class III and was least in class I malocclusion (1842.09 \u00b1 1263.78 mm\n                      <jats:sup>3<\/jats:sup>\n                      ). However, the volume of mastoid air cells in the left side was highest in class III malocclusion (2368.03 \u00b1 1853.00 mm\n                      <jats:sup>3<\/jats:sup>\n                      ) followed by class II and was least in class I (1920.52 \u00b1 1285.34 mm\n                      <jats:sup>3<\/jats:sup>\n                      ).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>The volume of mastoid air cells varies in different class of orthodontic malocclusions. The mastoid air cells volume is higher in males than females. On the basis of mastoid air cells volume, we are able to predict the age, sex, and class of orthodontic malocclusion.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/njms.njms_153_22","type":"journal-article","created":{"date-parts":[[2024,7,25]],"date-time":"2024-07-25T13:04:46Z","timestamp":1721912686000},"page":"278-282","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":0,"title":["Volumetric analysis of mastoid air cells in orthodontic malocclusions in 3D cone beam computed tomography (CBCT)"],"prefix":"10.4103","volume":"15","author":[{"given":"Navin","family":"Singh","sequence":"first","affiliation":[{"name":"Department of Radiotherapy, King George\u2019s Medical University, Lucknow, Uttar Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akhilanand","family":"Chaurasia","sequence":"additional","affiliation":[{"name":"Department of Oral Medicine and Radiology, King George\u2019s Medical University, Lucknow, Uttar Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akhilesh Kumar","family":"Singh","sequence":"additional","affiliation":[{"name":"Department of Oral and Maxillofacial Surgery Unit, Faculty of Dental Sciences, IMS BHU, Varanasi, Uttar Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anshul","family":"Agarwal","sequence":"additional","affiliation":[{"name":"Department of Oral Medicine and Radiology, AMU, Aligarh, Uttar Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Aida Nur Ashikin Binti","family":"Abd Rahman","sequence":"additional","affiliation":[{"name":"Faculty of Dentistry, Universiti Teknologi Mara, Sungai Buloh Campus, Selangor, Malaysia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rini","family":"Tiwari","sequence":"additional","affiliation":[{"name":"Department of Conservative Dentistry and Endodontics, King George\u2019s Medical 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