{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,14]],"date-time":"2026-10-14T08:57:11Z","timestamp":1791968231283,"version":"4.3.4"},"reference-count":41,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,10,14]],"date-time":"2026-10-14T00:00:00Z","timestamp":1791936000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,10,14]],"date-time":"2026-10-14T00:00:00Z","timestamp":1791936000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100012166","name":"National Key Research and Development Program of China","doi-asserted-by":"publisher","award":["2022YFC2404503"],"award-info":[{"award-number":["2022YFC2404503"]}],"id":[{"id":"10.13039\/501100012166","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Ophthalmologica"],"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To investigate the effect of the implantable collamer lens (ICL) on biometric measurements and intraocular lens (IOL) power calculation formulas.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      This prospective theoretical study included 92 eyes undergoing ICL surgery. Preoperative and 1\u2010year postoperative biometric parameters, including axial length (AL), keratometry (K), anterior\u2010chamber depth (ACD), lens thickness (LT), central corneal thickness (CCT) and corneal diameter (CD), were measured using IOLMaster 700. Nine formula types (10 variants) were evaluated: Barrett Universal II (BU II; BU II\n                      <jats:sup>a<\/jats:sup>\n                      , IOLMaster 700\u2010based; BU II\n                      <jats:sup>b<\/jats:sup>\n                      , online calculator), Cooke K6, EVO, Hill\u2010RBF, Hoffer QST, Holladay 1, Kane, Pearl\u2010DGS and SRK\/T. Primary outcomes were the difference in predicted spherical equivalent before and after ICL implantation (\u0394\u2010pSEQ) and the percentage of eyes within specified \u0394\u2010pSEQ ranges.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      For all eyes (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200992), significant post\u2010ICL changes included increased AL, steep K (K2), LT, CCT (+0.02\u2009mm, +0.08 D, +0.26\u2009mm, +0.003\u2009mm;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.031, 0.021, &lt;0.001, 0.008) and decreased ACD (\u22120.28\u2009mm,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). ACD segmentation errors occurred in 34.78% of eyes, associated with low vault (optimal cut\u2010off, 0.491\u2009mm; AUC\u2009=\u20090.921). Eyes were grouped by segmentation accuracy (correct,\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200960; incorrect,\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200932). All \u0394\u2010pSEQ values were within \u00b10.50 D; between\u2010subgroup differences in \u0394\u2010pSEQ ranges were not significant (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&gt;\u20090.05). The highest proportions within \u00b10.25 D were SRK\/T (86% overall, 94% incorrect group) and BU II\n                      <jats:sup>a<\/jats:sup>\n                      (85% correct group); EVO had the lowest (71%\u201372%).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>ICL implantation alters biometric measurements and theoretically predicted \u0394\u2010pSEQ; although these changes are statistically significant, their clinical significance is negligible. While incorrect ACD segmentation is common, it is unlikely to substantially affect the theoretical calculation results.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/aos.70259","type":"journal-article","created":{"date-parts":[[2026,10,14]],"date-time":"2026-10-14T08:42:22Z","timestamp":1791967342000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Effect of implantable collamer lens on biometric measurements and intraocular lens power calculation formulas"],"prefix":"10.1111","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2085-2684","authenticated-orcid":false,"given":"Wan\u2010Ping","family":"Zhang","sequence":"first","affiliation":[{"name":"National Clinical Research Center for Ocular Diseases, Eye Hospital Wenzhou Medical University  Wenzhou China"},{"name":"Aier Eye Hospital of Wuhan University  Wuhan 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Wuhan University  Wuhan China"},{"name":"Tongji Hospital, Tongji Medical College Huazhong University of Science and Technology  Wuhan China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A\u2010Yong","family":"Yu","sequence":"additional","affiliation":[{"name":"National Clinical Research Center for Ocular Diseases, Eye Hospital Wenzhou Medical University  Wenzhou 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