{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,29]],"date-time":"2026-10-29T22:32:54Z","timestamp":1793313174482,"version":"4.5.0"},"reference-count":49,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[2025,5,1]],"date-time":"2025-05-01T00:00:00Z","timestamp":1746057600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2025,5,1]],"date-time":"2025-05-01T00:00:00Z","timestamp":1746057600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2025,4,9]],"date-time":"2025-04-09T00:00:00Z","timestamp":1744156800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Asia-Pacific Journal of Ophthalmology"],"published-print":{"date-parts":[[2025,5]]},"DOI":"10.1016\/j.apjo.2025.100198","type":"journal-article","created":{"date-parts":[[2025,4,10]],"date-time":"2025-04-10T12:39:25Z","timestamp":1744288765000},"page":"100198","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":17,"title":["Comparison of the accuracy of twenty intraocular lens power calculation formulas in long eyes"],"prefix":"10.1016","volume":"14","author":[{"given":"Wiktor","family":"Stopyra","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5279-2041","authenticated-orcid":false,"given":"Oleksiy","family":"Voytsekhivskyy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3724-2391","authenticated-orcid":false,"given":"Andrzej","family":"Grzybowski","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.apjo.2025.100198_bib1","doi-asserted-by":"crossref","unstructured":"Vision Loss Expert Group of the Global Burden of Disease Study, GBD 2019 Blindness and Vision Impairment Collaborators. Global estimates on the number of people blind or visually impaired by cataract: a meta-analysis from 2000 to 2020. Eye (Lond). 2024;38:2156-2172. https:\/\/doi.org\/10.1038\/s41433-024-02961-1.","DOI":"10.1038\/s41433-024-02961-1"},{"key":"10.1016\/j.apjo.2025.100198_bib2","doi-asserted-by":"crossref","unstructured":"GBD 2019 Blindness and Vision Impairment Collaborators, Vision Loss Expert Group of the Global Burden of Disease Study. Causes of blindness and vision impairment in 2020 and trends over 30 years, and prevalence of avoidable blindness in relation to VISION 2020: the Right to Sight: an analysis for the Global Burden of Disease Study. Lancet Glob Health. 2021;9:e144-e160. https:\/\/doi.org\/10.1016\/S2214-109X(20)30489-7.","DOI":"10.1016\/S2214-109X(20)30489-7"},{"key":"10.1016\/j.apjo.2025.100198_bib3","first-page":"3669","article-title":"A global view on output and outcomes of cataract surgery with national indices of socioeconomic development","volume":"58","author":"Wang","year":"2017","journal-title":"Invest Ophthalmol Vis Sci"},{"key":"10.1016\/j.apjo.2025.100198_bib4","doi-asserted-by":"crossref","first-page":"498","DOI":"10.3390\/jcm13020498","article-title":"A review of intraocular lens power calculation formulas based on artificial intelligence","volume":"13","author":"Stopyra","year":"2024","journal-title":"J Clin Med"},{"key":"10.1016\/j.apjo.2025.100198_bib5","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1016\/j.ophtha.2020.08.017","article-title":"Same day bilateral cataract surgery-who benefits?","volume":"128","author":"Masket","year":"2021","journal-title":"Ophthalmology"},{"key":"10.1016\/j.apjo.2025.100198_bib6","doi-asserted-by":"crossref","first-page":"4400","DOI":"10.3390\/jcm13154400","article-title":"Intraocular lens power calculation formulas in children \u2013 a systematic review","volume":"13","author":"Stopyra","year":"2024","journal-title":"J Clin Med"},{"key":"10.1016\/j.apjo.2025.100198_bib7","doi-asserted-by":"crossref","first-page":"942","DOI":"10.1097\/j.jcrs.0000000000000901","article-title":"Outcomes of cataract surgery complicated by posterior rupture in the European Registry of Quality Outcomes for cataract and Refractive Surgery","volume":"48","author":"Segers","year":"2022","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib8","first-page":"236","article-title":"The exactness of intraocular lens power calculation formulas for short eyes and correlation between method accuracy and eyeball axial length","volume":"78","author":"Stopyra","year":"2022","journal-title":"Cesk Slov Oftal"},{"key":"10.1016\/j.apjo.2025.100198_bib9","doi-asserted-by":"crossref","first-page":"178","DOI":"10.1016\/j.ajo.2023.09.009","article-title":"Network meta-analysis of intraocular lens power calculation formula accuracy in 1016 eyes with long axial length","volume":"257","author":"Ma","year":"2024","journal-title":"Am J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib10","first-page":"2","article-title":"Assessment of the accuracy of new and updated intraocular lens power calculation formulas in 10930 eyes from the UK National Health Service","volume":"46","author":"Darcy","year":"2020","journal-title":"J Catarcact Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib11","doi-asserted-by":"crossref","first-page":"169","DOI":"10.1016\/j.ophtha.2017.08.027","article-title":"The accuracy of intraocular lens calculation formulas","volume":"125","author":"Melles","year":"2018","journal-title":"Ophthalmology"},{"key":"10.1016\/j.apjo.2025.100198_bib12","doi-asserted-by":"crossref","first-page":"201","DOI":"10.4274\/tjo.galenos.2021.83704","article-title":"Effectiveness, sensitivity, and specificity of intraocular lens power calculation formulas for short eyes","volume":"52","author":"Stopyra","year":"2022","journal-title":"Turk J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib13","doi-asserted-by":"crossref","first-page":"2575","DOI":"10.1007\/s00417-023-06060-x","article-title":"Comparison of prediction accuracy of 13 formulas in long eyes","volume":"261","author":"Voytsekhivskyy","year":"2023","journal-title":"Graefes Arch Clin Exp Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib14","doi-asserted-by":"crossref","first-page":"1113","DOI":"10.1097\/j.jcrs.0000000000000958","article-title":"Accuracy of newer intraocular lens power formulas in short and long eyes using sum-of-segments biometry","volume":"48","author":"Shammas","year":"2022","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib15","doi-asserted-by":"crossref","first-page":"484","DOI":"10.1136\/bjophthalmol-2020-316193","article-title":"Comparison of 13 formulas for IOL power calculation with measurements from partial coherence interferometry","volume":"105","author":"Savini","year":"2021","journal-title":"Br J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib16","doi-asserted-by":"crossref","first-page":"37","DOI":"10.1097\/j.jcrs.0000000000000702","article-title":"Evaluating the prediction accuracy of the Hill-RBF 3.0 formula using heteroscedastic statistical method","volume":"48","author":"Tsessler","year":"2022","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib17","doi-asserted-by":"crossref","first-page":"225","DOI":"10.4103\/2211-5056.357849","article-title":"Analysis of accuracy of twelve intraocular lens power calculation formulas for eyes with axial myopia","volume":"13","author":"Stopyra","year":"2022","journal-title":"Taiwan J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib18","doi-asserted-by":"crossref","first-page":"717","DOI":"10.1016\/j.jcrs.2017.06.006","article-title":"Pursuing perfection in intraocular lens calculations: I. Logical approach for classifying IOL calculation formulas","volume":"43","author":"Koch","year":"2017","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib19","doi-asserted-by":"crossref","first-page":"105","DOI":"10.1097\/j.jcrs.0000000000001378","article-title":"IOL power formula classifications","volume":"50","author":"Savini","year":"2024","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib20","doi-asserted-by":"crossref","first-page":"3619","DOI":"10.1007\/s00417-024-06506-w","article-title":"Accuracy of 14 intraocular lens power calculation formulas in extremely long eyes","volume":"262","author":"Li","year":"2024","journal-title":"Graefes Arch Clin Exp Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib21","doi-asserted-by":"crossref","first-page":"337","DOI":"10.1016\/j.ajo.2024.10.033","article-title":"Accuracy of 7 artificial intelligence- based intraocular lens power calculation formulas in extremely long Caucasian eyes","volume":"271","author":"Stopyra","year":"2025","journal-title":"Am J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib22","doi-asserted-by":"crossref","first-page":"725","DOI":"10.1016\/j.jcrs.2019.01.018","article-title":"Comparison of intraocular lens power calculation formulas in Chinese eyes with axial myopia","volume":"45","author":"Liu","year":"2019","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib23","doi-asserted-by":"crossref","first-page":"1332","DOI":"10.1016\/j.jfo.2021.04.009","article-title":"Comparison of the accuracy of six intraocular lens power calculation formulas for eyes of axial length exceeding 25.00 mm","volume":"44","author":"Stopyra","year":"2021","journal-title":"J FR Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib24","doi-asserted-by":"crossref","DOI":"10.1016\/j.heliyon.2024.e36609","article-title":"IOL power calculation in long eyes: selection of the best axial length adjustment factor using the most common formulas","volume":"10","author":"Cione","year":"2024","journal-title":"Heliyon"},{"key":"10.1016\/j.apjo.2025.100198_bib25","doi-asserted-by":"crossref","first-page":"125","DOI":"10.4103\/sjopt.sjopt_64_22","article-title":"Analysis of accuracy of twelve intraocular lens power calculation formulas for eyes with axial hyperopia","volume":"37","author":"Stopyra","year":"2023","journal-title":"Saudi J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib26","doi-asserted-by":"crossref","first-page":"e115","DOI":"10.1016\/j.ophtha.2020.07.005","article-title":"Update on intraocular lens power calculation study protocols: the better way to design and report clinical trials","volume":"128","author":"Hoffer","year":"2021","journal-title":"Ophthalmology"},{"key":"10.1016\/j.apjo.2025.100198_bib27","doi-asserted-by":"crossref","first-page":"1490","DOI":"10.1016\/j.jcrs.2016.06.029","article-title":"Comparison of 9 intraocular lens power calculation formulas","volume":"42","author":"Cooke","year":"2016","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib28","doi-asserted-by":"crossref","first-page":"65","DOI":"10.1097\/j.jcrs.0000000000000370","article-title":"Review and recommendations for univariate statistical analysis of spherical equivalent prediction error for IOL power calculations","volume":"47","author":"Holladay","year":"2021","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib29","doi-asserted-by":"crossref","first-page":"440","DOI":"10.1097\/j.jcrs.0000000000001165","article-title":"Statistics of prediction error for dependent and independent datasets","volume":"49","author":"Holladay","year":"2023","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib30","doi-asserted-by":"crossref","first-page":"1893","DOI":"10.1007\/s40123-024-00954-7","article-title":"Accuracy of 20 intraocular lens power calculation formulas in medium-long eyes","volume":"13","author":"Stopyra","year":"2024","journal-title":"Ophthalmol Ther"},{"key":"10.1016\/j.apjo.2025.100198_bib31","doi-asserted-by":"crossref","first-page":"1195","DOI":"10.1097\/j.jcrs.0000000000001303","article-title":"Efficacy of corneal curvature on the accuracy of 8 intraocular lens power calculation formulas in 302 highly myopic eyes","volume":"49","author":"Mo","year":"2023","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib32","doi-asserted-by":"crossref","first-page":"4678","DOI":"10.1038\/s41598-023-31970-5","article-title":"Evaluation of biometric formulas in the calculation of intraocular lens according to axial length and type of the lens","volume":"13","author":"S\u00e1nchez-Li\u0148an","year":"2023","journal-title":"Sci Rep"},{"key":"10.1016\/j.apjo.2025.100198_bib33","doi-asserted-by":"crossref","first-page":"94","DOI":"10.4103\/ojo.ojo_62_21","article-title":"Correlating Kane formula with existing intraocular lens formulae for corneal curvatures and axial lengths","volume":"14","author":"Priji","year":"2021","journal-title":"Oman J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib34","doi-asserted-by":"crossref","first-page":"96","DOI":"10.1177\/1120672119889016","article-title":"Comparison of six methods for the intraocular lens power calculation in high myopic eyes","volume":"31","author":"Ji","year":"2021","journal-title":"Eur J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib35","doi-asserted-by":"crossref","first-page":"1203","DOI":"10.4103\/ijo.IJO_2014_21","article-title":"Comparison of newer Kane formula with Sanders Retzlaff Kraff\/Theoretical and Barrett Universal II for calculation of intraocular lens power in Indian eyes","volume":"70","author":"Paritekar","year":"2022","journal-title":"Indian J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib36","article-title":"Validating e-norms methodology in ophthalmic biometry","volume":"5","author":"Shammas","year":"2020","journal-title":"BMJ Open Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib37","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1016\/S0886-3350(13)80705-5","article-title":"Development of the SRK\/T intraocular lens implant power calculation formula","volume":"16","author":"Retzlaff","year":"1990","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib38","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1016\/j.jcrs.2016.12.021","article-title":"Accuracy of 3 new methods for intraocular lens power selection","volume":"43","author":"Kane","year":"2017","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib39","doi-asserted-by":"crossref","first-page":"56","DOI":"10.1016\/j.ajo.2017.10.020","article-title":"Development and clinical accuracy of a new intraocular lens power formula (VRF) compared to other formulas","volume":"185","author":"Voytsekhivskyy","year":"2018","journal-title":"Am J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib40","doi-asserted-by":"crossref","first-page":"738","DOI":"10.1111\/ceo.13184","article-title":"Accuracy of intraocular lens power calculation formulas in long eyes: a systemic review and meta-analysis","volume":"46","author":"Wang","year":"2018","journal-title":"Clin Exp Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib41","doi-asserted-by":"crossref","first-page":"732","DOI":"10.1016\/j.jcrs.2018.12.025","article-title":"Intraocular lens power calculation in eyes with extreme myopia: comparison of Barrett Universal II, Haigis and Olsen formulas","volume":"45","author":"Rong","year":"2019","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib42","first-page":"45","article-title":"Prediction of seven artificial-based intraocular lens power calculation formulas in medium-long Caucasian Eyes","volume":"15","author":"Stopyra","year":"2025","journal-title":"Life (Basel)"},{"key":"10.1016\/j.apjo.2025.100198_bib43","doi-asserted-by":"crossref","first-page":"566","DOI":"10.1177\/1120672120902952","article-title":"Accuracy of the Hill-radial basis function method and the Barrett Universal II formula","volume":"31","author":"Nemeth","year":"2021","journal-title":"Eur J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib44","doi-asserted-by":"crossref","first-page":"549","DOI":"10.4103\/IJO.IJO_1542_23","article-title":"Retrospective assessment of accuracy of nine intraocular lens power calculation formulae in eyes with axial myopia","volume":"72","author":"Shetty","year":"2024","journal-title":"Indian J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib45","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1136\/bjo-2022-322037","article-title":"Actual lens positions of three intraocular lenses in highly myopic eyes: an ultrasound biomicroscopy-based study","volume":"108","author":"Qi","year":"2023","journal-title":"Br J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib46","doi-asserted-by":"crossref","first-page":"1233","DOI":"10.1016\/S0886-3350(00)00376-X","article-title":"Clinical results using the Holladay 2 intraocular lens power formula","volume":"26","author":"Hoffer","year":"2000","journal-title":"J Cataract Refract Surg"},{"key":"10.1016\/j.apjo.2025.100198_bib47","doi-asserted-by":"crossref","first-page":"299","DOI":"10.1186\/s12886-020-01571-1","article-title":"Influence of pupil dilation on the Barrett Universal II (new generation), Haigis (4th generation) and SRK\/T (3rd generation) intraocular lens calculation formulas: a retrospective study","volume":"20","author":"Teshigawara","year":"2020","journal-title":"BMC Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib48","doi-asserted-by":"crossref","DOI":"10.1177\/11206721241304154","article-title":"The variation in axial length in office hours causes a diopter change in the intraocular lens power calculation","author":"Nemeth","year":"2024","journal-title":"Eur J Ophthalmol"},{"key":"10.1016\/j.apjo.2025.100198_bib49","doi-asserted-by":"crossref","first-page":"e696","DOI":"10.1111\/aos.16621","article-title":"The effect of patient age on some new and older IOL power calculation formulas","volume":"102","author":"Sella","year":"2024","journal-title":"Acta Ophthalmol"}],"container-title":["Asia-Pacific Journal of Ophthalmology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2162098925000659?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2162098925000659?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,6,4]],"date-time":"2025-06-04T09:08:16Z","timestamp":1749028096000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2162098925000659"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,5]]},"references-count":49,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2025,5]]}},"alternative-id":["S2162098925000659"],"URL":"https:\/\/doi.org\/10.1016\/j.apjo.2025.100198","relation":{},"ISSN":["2162-0989"],"issn-type":[{"value":"2162-0989","type":"print"}],"subject":[],"published":{"date-parts":[[2025,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Comparison of the accuracy of twenty intraocular lens power calculation formulas in long eyes","name":"articletitle","label":"Article Title"},{"value":"Asia-Pacific Journal of Ophthalmology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.apjo.2025.100198","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2025 Published by Elsevier Inc. on behalf of Asia-Pacific Academy of Ophthalmology and Academy of Asia-Pacific Professors of Ophthalmology.","name":"copyright","label":"Copyright"}],"article-number":"100198"}}