{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,13]],"date-time":"2026-06-13T06:29:07Z","timestamp":1781332147423,"version":"3.54.1"},"reference-count":33,"publisher":"SAGE Publications","issue":"4","license":[{"start":{"date-parts":[[2023,12,15]],"date-time":"2023-12-15T00:00:00Z","timestamp":1702598400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["European Journal of Ophthalmology"],"published-print":{"date-parts":[[2024,7]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To report the visual outcomes and survival analysis of keratoprosthesis without contact lens wearing in a tertiary eye care hospital in Mexico City, Asociaci\u00f3n Para Evitar La Ceguera (APEC, Coyoac\u00e1n, M\u00e9xico).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Retrospective cohort with survival analysis<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>Twenty-three eyes (22 patients) received KPro type 1 between 2015 and 2020 with a follow-up time of three years.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We included analyzed data about past medical history, preoperative diagnosis, best-spectacle visual acuity (BSCVA), postoperative complications and retention rate. Univariate, bivariate and survival analysis were performed and reported.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The mean age was 58\u2009\u00b1\u200913.5 years (SD). 60.86% were male patients (14 eyes). Twelve-eyes (52%) achieved a BSCVA of 20\/200 or better in the first and second year of follow-up. At 3 years, only 35% achieved 20\/200 or better (BSCVA). Retention rate of Boston type 1 KPro was 87% (20 eyes) at 3 years follow-up. The most common complication was retroprosthetic membrane (RPM) which occurred in 9 eyes (39.1%), followed by corneal melting in 7 eyes (30.4%).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>We report the results of a retrospective cohort of twenty-three eyes (22 patients) who were implanted with a Boston type 1 KPro without contact lens wearing to treat corneal blindness. BSCVA improved significantly in most patients achieving 20\/200 or better at the 2-year follow-up. Retention rate was 87%, with the presence of RPM as the most common complication.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/11206721231214076","type":"journal-article","created":{"date-parts":[[2023,12,15]],"date-time":"2023-12-15T08:46:06Z","timestamp":1702629966000},"page":"1063-1070","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":6,"title":["Boston Keratoprosthesis type 1 (KPro) without contact lens wearing in end-stage corneal disease: The APEC experience"],"prefix":"10.1177","volume":"34","author":[{"given":"Guillermo","family":"De Wit-Carter","sequence":"first","affiliation":[{"name":"Cornea and Refractive Surgery Department, Asociaci\u00f3n Para Evitar la Ceguera, I.A.P., M\u00e9xico City, M\u00e9xico"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7299-066X","authenticated-orcid":false,"given":"C\u00e9sar","family":"Hern\u00e1ndez-Chavarr\u00eda","sequence":"additional","affiliation":[{"name":"Cornea and Refractive Surgery Department, Asociaci\u00f3n Para Evitar la Ceguera, I.A.P., M\u00e9xico City, M\u00e9xico"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2926-2509","authenticated-orcid":false,"given":"Pedro-Ivan","family":"Navarro-Naranjo","sequence":"additional","affiliation":[{"name":"Cornea and Refractive Surgery Department, Asociaci\u00f3n Para Evitar la Ceguera, I.A.P., M\u00e9xico City, M\u00e9xico"},{"name":"Cornea and External Diseases, Private Solo-Practice, Asociaci\u00f3n M\u00e9dica de Los Andes, Bogot\u00e1, 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