Results 21 to 30 of about 34,591 (296)

Predicting individual contrast sensitivity functions from acuity and letter contrast sensitivity measurements. [PDF]

, 2016
Contrast sensitivity (CS) is widely used as a measure of visual function in both basic research and clinical evaluation. There is conflicting evidence on the extent to which measuring the full contrast sensitivity function (CSF) offers more functionally ...
Davey, Pinakin Gunvant, McCray, Kaydee Lynn, Paronian, Violeta, Seitz, Aaron R, Thurman, Steven M   +4 more
core   +1 more source

Vision screening in children:a retrospective study of social and demographic factors with regard to visual outcomes [PDF]

, 2015
BACKGROUND: Amblyopia and its risk factors have been demonstrated to be more common among children from low socioeconomic backgrounds. We sought to investigate this association in a region with orthoptic-delivered screening and whole population coverage,
C Gilmour, C J MacEwen, Chew, Chua, Davie-Gray, Gilbert, Hakim, L Low, Low, McGlone, Rahi, Robaei, Sabri, Spiteri Cornish, Tarczy-Hornoch, U O'Colmain, van Leeuwen, Wakefield, Williams   +18 more
core   +3 more sources

Corneal biomechanical properties in myopic eyes evaluated via Scheimpflug imaging

BMC Ophthalmology, 2020
Background To investigate the biomechanical properties of the cornea in myopic eyes using corneal visualization Scheimpflug technology (Corvis ST). The relationships between the biomechanical properties of the cornea and the degree of myopia were also ...
A-Yong Yu, Hui Shao, Anpeng Pan, Qinmei Wang, Zixu Huang, Benhao Song, Colm McAlinden, Jinhai Huang, Sisi Chen   +8 more
doaj   +1 more source

Design, methodology, and baseline of whole city-million scale children and adolescents myopia survey (CAMS) in Wenzhou, China

Eye and Vision, 2021
Background Myopia is the most common visual impairment in children and adolescents worldwide. This study described an economical and effective population-based screening pipeline and performed the project of a million scale children and adolescents ...
Liangde Xu, Youyuan Zhuang, Guosi Zhang, Yunlong Ma, Jian Yuan, Changseng Tu, MiaoMiao Li, Wencan Wang, Yaru Zhang, Xiaoyan Lu, Jing Li, Xinting Liu, Zhengbo Xue, Meng Zhou, Jie Sun, Jinhua Bao, Ming Li, Fan Lu, Hong Wang, Jianzhong Su, Jia Qu   +20 more
doaj   +1 more source

Blue-light filtering spectacle lenses for visual performance, sleep, and macular health in adults [PDF]

, 2019
This is a protocol for a Cochrane Review (Intervention). The objectives are as follows: To assess whether blue-light filtering spectacle lenses impart effects on visual function, provide protection to the macula, or both.
Busija, L., Downie, L. E., Hull, C., Keller, P. R., Lawrenson, J. G.   +4 more
core   +1 more source

Engineering Advanced Drug Delivery Systems for Dry Eye: A Review

Bioengineering, 2022
Dry eye disease (DED) is a widespread and frequently reported multifactorial ocular disease that not only causes ocular discomfort but also damages the cornea and conjunctiva.
Tian-Zuo Wang, Xin-Xin Liu, Si-Yu Wang, Yan Liu, Xin-Yang Pan, Jing-Jie Wang, Kai-Hui Nan   +6 more
doaj   +1 more source

The Contact Lens Impact on Quality of Life (CLIQ) questionnaire: development and validation [PDF]

, 2009
NoPURPOSE. To develop and validate a questionnaire for the measurement of the impact of contact lenses on quality of life (QoL): The Contact Lens Impact on Quality of Life (CLIQ) Questionnaire. METHODS. The questionnaire was developed and validated using
Elliott, David B., Garamendi, Estibaliz, Pesudovs, Konrad   +2 more
core   +1 more source

Visual quality of juvenile myopes wearing multifocal soft contact lenses

Eye and Vision, 2020
Background It is unclear whether multifocal soft contact lenses (MFSCLs) affect visual quality when they are used for myopia control in juvenile myopes.
Xiaopeng Huang, Feifu Wang, Zhiyi Lin, Yifan He, Shuyun Wen, Ling Zhou, Fan Lu, Jun Jiang   +7 more
doaj   +1 more source

Comparison of two ultra-widefield color-fundus imaging devices for visualization of retinal periphery and microvascular lesions in patients with early diabetic retinopathy

Scientific Reports, 2022
Comparison of two ultra-widefield (UWF) color-fundus (CF) imaging devices in diabetic patients for visualization of retinal periphery and detection of early microvascular lesions.
Heiko Stino, Susanna Riessland, Aleksandra Sedova, Felix Datlinger, Stefan Sacu, Ursula Schmidt-Erfurth, Andreas Pollreisz   +6 more
doaj   +1 more source

Progression from ocular hypertension to visual field loss in the English hospital eye service [PDF]

, 2020
Background There are more than one million National Health Service visits in England and Wales each year for patients with glaucoma or ocular hypertension (OHT).
Azuara-Blanco, A., Bryan, S. R., Crabb, D. P., Kelly, S. R., Khawaja, A. P., Sparrow, J. M.   +5 more
core   +2 more sources