{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,31]],"date-time":"2026-08-31T10:39:34Z","timestamp":1788172774936,"version":"build-2803163510"},"reference-count":27,"publisher":"BMJ","issue":"5","funder":[{"DOI":"10.13039\/501100001809","name":"Project of National Natural Science Foundation of China","doi-asserted-by":"crossref","award":["82271048"],"award-info":[{"award-number":["82271048"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"crossref"}]},{"name":"EYE & ENT Hospital of Fudan University High-level Talents Program","award":["2021318"],"award-info":[{"award-number":["2021318"]}]},{"name":"Shanghai Science and Technology","award":["22S11900200"],"award-info":[{"award-number":["22S11900200"]}]},{"DOI":"10.13039\/501100013285","name":"Program for Professor of Special Appointment (Eastern Scholar) at Shanghai Institutions of Higher Learning","doi-asserted-by":"crossref","award":["2023"],"award-info":[{"award-number":["2023"]}],"id":[{"id":"10.13039\/501100013285","id-type":"DOI","asserted-by":"crossref"}]},{"name":"Fondazione Roma and the Italian Ministry of Health","award":["2022"],"award-info":[{"award-number":["2022"]}]}],"content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["Br J Ophthalmol"],"accepted":{"date-parts":[[2023,4,13]]},"published-print":{"date-parts":[[2024,5]]},"abstract":"<jats:sec><jats:title>Aims<\/jats:title><jats:p>To assess the repeatability and reproducibility of the ocular measurements obtained with the Suoer SW-9000 \u03bcm Plus, a new fully automatic biometer based on optical low coherence reflectometry (OLCR) biometer, and to compare them to those obtained by a swept-source optical coherence tomography (SS-OCT)-based biometer.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>This prospective study consisted of 115 eyes of 115 healthy subjects. The measurements were taken by the two optical biometers in random order. The measured parameters were axial length (AL), central corneal thickness (CCT), aqueous depth (AQD), anterior chamber depth (ACD), mean keratometry (Km), lens thickness (LT) and corneal diameter (CD). To evaluate the intraobserver repeatability and interobserver reproducibility, the within-subject SD, test\u2013retest variability, coefficient of variation (CoV) and intraclass correlation coefficient (ICC) were adopted. The Bland-Altman plot was drawn to assess the agreement.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The repeatability and reproducibility of all parameters for the new device were excellent (ICC&gt;0.960\u2009and CoV&lt;0.71%). The Bland-Altman plots showed high agreement between the OLCR-based and SS-OCT-based devices for AL, CCT, AQD, ACD, Km and LT, with narrow 95% limit of agreements (LoAs) (\u22120.08 mm to 0.06\u2009mm, \u221215.91\u2009\u00b5m to \u22121.01\u2009\u00b5m, \u22120.09 mm to 0.09\u2009mm, \u22120.09 mm to 0.08\u2009mm, \u22120.47 D to 0.35 D, \u22120.05 mm to 0.16\u2009mm, respectively) and moderate agreement for CD (95% LoA: \u22120.67\u2009mm to \u22120.01\u2009mm).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>The new Suoer SW-9000 \u03bcm Plus biometer showed excellent repeatability and reproducibility. All the parameters obtained by this biometer were similar to those measured by SS-OCT-based biometer.<\/jats:p><\/jats:sec>","DOI":"10.1136\/bjo-2023-323268","type":"journal-article","created":{"date-parts":[[2023,5,4]],"date-time":"2023-05-04T17:21:19Z","timestamp":1683220879000},"page":"673-678","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":7,"title":["Repeatability and reproducibility of a new fully automatic measurement optical low coherence reflectometry biometer and agreement with swept-source optical coherence tomography-based biometer"],"prefix":"10.1136","volume":"108","author":[{"given":"Jinjin","family":"Yu","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Guoli","family":"Zhao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chak 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