Int Ophthalmol (2018) 38:951–957 https://doi.org/10.1007/s10792-017-0541-3 OR IGINAL PAPER Comparison of biometric measurements obtained by the Verion Image-Guided System versus the auto- refracto-keratometer . . . Cecilio Velasco-Barona Guadalupe Cervantes-Coste Erick Mendoza-Schuster . . . Claudia Corredor-Ortega Nadia L. Casillas-Chavarın Alejandro Silva-Moreno Manuel Garza-Leo´n Roberto Gonzalez-Salinas Received: 20 January 2017 / Accepted: 17 April 2017 / Published online: 25 April 2017 Springer Science+Business Media Dordrecht 2017 Abstract for all measurements, and the level of agreement was Purpose To compare the biometric measurements veriﬁed using Bland–Altman plots. obtained from the Verion Image-Guided System to Results The right eyes of 73 patients were evaluated those obtained by auto-refracto-keratometer in normal by each platform. The Verion coefﬁcient of variation eyes. was 0.3% for the ﬂat and steep keratometry, with the Methods This is a prospective, observational, com- ICC being greater than 0.9 for all parameters mea- parative study conducted at the Asociacio ´ n para Evitar sured. Paired t test showed statistically signiﬁcant la Ceguera en Mexico I.A.P., Mexico. Three sets of differences between groups (P = 0.0001). A good keratometry measurements were obtained using the correlation was evidenced for keratometry values image-guided system to assess the coefﬁcient of between platforms (r =
International Ophthalmology – Springer Journals
Published: Apr 25, 2017
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