The current study utilized the gaze-contingent boundary paradigm (Rayner, 1975) to examine the effects of predictability and parafoveal preview on reading behavior of developing readers. Participants ranging in age from 6- to 12-years-old read target words placed in a predictable or neutral context. Target words were manipulated to give either a valid identity preview, a visually similar preview that provided partial letter identity information, or a visually dissimilar preview where all of the letters were substituted. Developing readers fixated for a shorter duration on words in a predictable context. Furthermore, they showed significant preview effects and gained the most preview benefit from a full valid preview of the target word, especially within a predictable context. More skilled readers received more parafoveal information and relied less on context than less skilled readers. Implications for models of eye-movement control are discussed. (PsycINFO Database Record
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http://dx.doi.org/10.1037/xhp0000506 | DOI Listing |
J Neurol
January 2025
Jacobs Comprehensive MS Treatment and Research Center, Department of Neurology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, NY, USA.
Background: Previous investigations on optical coherence tomography (OCT) in multiple sclerosis (MS) focused on generalizable macular and peri-papillary regions without considering the anatomic variations of the retinal layer thickness.
Objective: This study aimed to assess the utility of parafoveal retinal layer thickness measured by OCT, underscoring its relationships with clinical outcomes in MS.
Methods: In this cross-sectional study, 214 people with MS (pwMS) and 57 age- and sex-matched healthy controls (HCs) were enrolled.
Eye Vis (Lond)
December 2024
Tianjin Key Laboratory of Retinal Functions and Diseases, Tianjin Branch of National Clinical Research Center for Ocular Disease, Eye Institute and School of Optometry, Tianjin Medical University Eye Hospital, Tianjin, China.
Background: To assess the rate of macular blood flow decreasing in adults with and without posterior staphyloma (PS) using optical coherence tomography angiography (OCTA) and to identify risk factors associated with PS progression.
Methods: This longitudinal case-control study enrolled 122 eyes of 122 patients-64 patients with PS (PS group) and 58 patients without PS (NPS group). Participants underwent OCTA and clinical examinations at least twice, and those followed for at least one year were included in the analysis.
Photodiagnosis Photodyn Ther
December 2024
Department of Ophthalmology, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou 510120, China. Electronic address:
Invest Ophthalmol Vis Sci
November 2024
Mechanical and Aerospace Engineering Department, Rutgers, The State University of New Jersey, Piscataway, New Jersey, United States.
Purpose: To present a first principle-based, high-fidelity computational model for predicting full three-dimensional (3D) and time-resolved retinal microvascular hemodynamics taking into consideration the flow and deformation of individual blood cells.
Methods: The computational model is a 3D fluid-structure interaction model based on combined finite volume/finite element/immersed-boundary methods. Three in silico microvascular networks are built from high-resolution in vivo motion contrast images of the superficial capillary plexus in the parafoveal region of the human retina.
BMC Ophthalmol
October 2024
Ophthalmology Department, Faculty of Medicine, Menoufia university, Yassin Abdelghaffar St., Shebin Elkom, Menoufia, Egypt.
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