{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,13]],"date-time":"2026-08-13T19:36:08Z","timestamp":1786649768524,"version":"build-2736575974"},"reference-count":22,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"5","license":[{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-sa\/4.0"}],"content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2023,5]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>To compare readings of intraocular pressure (IOP) taken with the Goldmann applanation tonometer (GAT), the non-contact tonometer (NCT), and the rebound tonometer (RBT), and to compare their correlation with central corneal thickness (CCT).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>\n                      This was a prospective, cross-sectional, observational study to which patients above 18 years of age were enrolled. A total of 400 eyes of 200 non-glaucomatous patients underwent IOP recordings using the GAT, NCT, and RBT, and CCT was also noted. Informed consent of the patients was taken. The IOP readings taken via the three methods were compared and correlated with CCT. Paired\n                      <jats:italic toggle=\"yes\">t<\/jats:italic>\n                      test was used to compare the two devices. Simple and multivariate linear regression analyses were used to study the relationship between factors. A\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      value less than 0.05 was considered significant. Correlation was determined using the Pearson correlation coefficient, and a Bland\u2013Altman graph was plotted.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      Mean IOP measured by the NCT was 15.65 \u00b1 2.80 mmHg, by the RBT was 14.23 \u00b1 3.05 mmHg, and by the GAT was 14.69 \u00b1 2.97 mmHg. The mean CCT was 510.61 \u00b1 33.83 microns. The difference between mean IOP recorded by the NCT and that by the RBT was 1.41 \u00b1 2.39 mmHg, between the NCT and GAT was 0.95 \u00b1 2.03 mmHg, and between the GAT and RBT was 0.45 \u00b1 2.22 mmHg. The difference between the IO\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      values was statistically significant (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      &lt; 0.005). All tonometers showed a statistically significant correlation with CCT, but it was observed that the NCT had a stronger correlation (0.4037).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>The IOP readings taken by all the three methods were comparable; however, RBT values were closer to GAT values. CCT did influence the IOP values, and this should be kept in mind while evaluating.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/ijo.ijo_1982_22","type":"journal-article","created":{"date-parts":[[2023,5,17]],"date-time":"2023-05-17T03:40:47Z","timestamp":1684294847000},"page":"1927-1931","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":11,"title":["Assessment of intraocular pressure measurement between Goldman applanation tonometer, rebound tonometer, non-contact tonometer, and its correlation with central corneal thickness"],"prefix":"10.4103","volume":"71","author":[{"given":"Amit C","family":"Porwal","sequence":"first","affiliation":[{"name":"Senior Consultant Cataract and Head Glaucoma Services, Department of Cataract and Glaucoma, Choithram Netralaya, Indore, Madhya Pradesh, 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