{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,19]],"date-time":"2026-02-19T22:47:31Z","timestamp":1771541251474,"version":"3.50.1"},"reference-count":27,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2013,4,25]],"date-time":"2013-04-25T00:00:00Z","timestamp":1366848000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Clinical Exper Ophthalmology"],"published-print":{"date-parts":[[2013,11]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>To compare corneal thickness and corneal elevation using swept source optical coherence tomography and slit scanning topography.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Prospective study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Participants<\/jats:title><jats:p>41 normal and 46 keratoconus subjects.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>All eyes were imaged using swept source optical coherence tomography and slit scanning tomography during the same visit. Mean corneal thickness and best\u2010fit sphere measurements were compared between the instruments.<\/jats:p><\/jats:sec><jats:sec><jats:title>Main outcome measures<\/jats:title><jats:p>Agreement of measurements between swept source optical coherence tomography and scanning slit topography was analyzed. Intra\u2010rater reproducibility coefficient and intraclass correlation coefficient were evaluated.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>In normal eyes, central corneal thickness measured by swept source optical coherence tomography was thinner compared with slit scanning topography (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.0001) and ultrasound pachymetry (<jats:italic>p<\/jats:italic>\u2009=\u2009&lt;\u2009.0001). Ultrasound pachymetry readings had better 95% limits of agreement with swept source optical coherence tomography than slit scanning topography. In keratoconus eyes, central corneal thickness was thinner on swept source optical coherence tomography than slit scanning topography (<jats:italic>p<\/jats:italic>\u2009=\u20090.081) and ultrasound pachymetry (<jats:italic>p<\/jats:italic>\u2009=\u20090.001). There were significant differences between thinnest corneal thickness, and, anterior and posterior best\u2010fit sphere measurements between both instruments (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.05 for all). Overall, reproducibility coefficients and intraclass correlation coefficients were significantly better with swept source optical coherence tomography for measurement of central corneal thickness, anterior best\u2010fit sphere and, posterior best\u2010fit sphere (all <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Corneal thickness and elevation measurements were significantly different between swept source optical coherence tomography and slit scanning topography. With better reproducibility coefficients and intraclass correlation coefficients, swept source optical coherence tomography may provide a reliable alternative for measurement of corneal parameters.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ceo.12113","type":"journal-article","created":{"date-parts":[[2013,4,9]],"date-time":"2013-04-09T10:08:50Z","timestamp":1365502130000},"page":"735-745","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":39,"title":["Corneal thickness and elevation measurements using swept\u2010source optical coherence tomography and slit scanning topography in normal and keratoconic eyes"],"prefix":"10.1111","volume":"41","author":[{"given":"Vishal","family":"Jhanji","sequence":"first","affiliation":[{"name":"Department of Ophthalmology and Visual Sciences The Chinese University of Hong Kong  Hong 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