{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,21]],"date-time":"2026-07-21T19:52:03Z","timestamp":1784663523713,"version":"3.55.0"},"reference-count":50,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2023,12,28]],"date-time":"2023-12-28T00:00:00Z","timestamp":1703721600000},"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":["Acta Ophthalmologica"],"published-print":{"date-parts":[[2024,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Purpose<\/jats:title><jats:p>To assess the accuracy of intraocular lens (IOL) power calculation in different age groups using various IOL calculation formulas.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Data from 421 eyes of 421 patients \u226560\u2009years old (ages: 60\u201369, <jats:italic>n<\/jats:italic>\u2009=\u2009131; 70\u201374, <jats:italic>n<\/jats:italic>\u2009=\u2009105; 75\u201384, <jats:italic>n<\/jats:italic>\u2009=\u2009158 and \u226585, <jats:italic>n<\/jats:italic>\u2009=\u200927), who underwent uneventful cataract surgery with SN60WF IOL implantation at John A. Moran Eye Center, Salt Lake City, USA, were retrospectively obtained. The SD of the prediction error (PE), median and mean absolute PEs and the percentage of eyes within \u00b10.25, \u00b10.50, \u00b10.75 and \u00b11.00\u2009D were calculated after constant optimizations for the following formulas: Barrett Universal II (BUII), Emmetropia Verifying Optical (EVO) 2.0, Haigis, Hoffer Q, Hoffer QST, Holladay 1, Kane, Radial Basis Function (RBF) 3.0 and SRK\/T. Results were compared between the different age groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Predictability rates within 0.25D were lower for the eldest age group compared with the other groups using the EVO 2.0 (33% vs. 37%\u201353%, <jats:italic>p<\/jats:italic>\u2009=\u20090.045), Kane (26% vs. 35%\u201350%, <jats:italic>p<\/jats:italic>\u2009=\u20090.034) and SRK\/T (22% vs. 31%\u201349%, <jats:italic>p<\/jats:italic>\u2009=\u20090.002). Higher median absolute refractive errors for all formulas were observed in the oldest group [range: 0.39\u2009D (Haigis, Hoffer QSR)\u20130.48\u2009D (Kane)], followed by the youngest group [range: 0.30\u2009D (RBF 3.0)\u20130.39\u2009D (Holladay 1, SRK\/T)] but did not reach statistical significance. No significant differences between the groups in the distribution parameter were seen.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Current IOL power calculation formulas may have variable accuracy for different age groups. This should be taken into account when planning cataract surgery to improve refractive outcomes.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aos.16621","type":"journal-article","created":{"date-parts":[[2023,12,29]],"date-time":"2023-12-29T05:19:41Z","timestamp":1703827181000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":11,"title":["The effect of patient age on some new and older <scp>IOL<\/scp> power calculation formulas"],"prefix":"10.1111","volume":"102","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4748-4685","authenticated-orcid":false,"given":"Ruti","family":"Sella","sequence":"first","affiliation":[{"name":"Department of Ophthalmology Rabin Medical Center  Petah Tikva Israel"},{"name":"Faculty of Medicine Tel Aviv University  Tel Aviv Israel"},{"name":"Department of Ophthalmology Mayo Clinic  Rochester Minnesota USA"},{"name":"Viterbi Family Department of Ophthalmology Shiley Eye Institute, University of California San Diego  La Jolla California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8417-4440","authenticated-orcid":false,"given":"Olga","family":"Reitblat","sequence":"additional","affiliation":[{"name":"Department of Ophthalmology Rabin Medical Center  Petah Tikva Israel"},{"name":"Faculty of Medicine Tel Aviv University  Tel Aviv Israel"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kathryn M.","family":"Durnford","sequence":"additional","affiliation":[{"name":"University of Utah School of Medicine  Salt Lake City Utah USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jeff H.","family":"Pettey","sequence":"additional","affiliation":[{"name":"Department of Ophthalmology and Visual Sciences, John A. 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