Results 11 to 20 of about 1,038,906 (353)

Retinopathy of prematurity blindness worldwide: phenotypes in the third epidemic

open access: yesEye and Brain, 2016
Blindness due to retinopathy of prematurity (ROP) is an increasing problem worldwide as improved levels of neonatal care are provided in countries with developing neonatal intensive care units. The occurrence of ROP blindness varies dramatically with the
G. Quinn
semanticscholar   +3 more sources

Ecological determinants of blindness in Nigeria: the Nigeria National Blindness and Visual Impairment Survey. [PDF]

open access: yes, 2011
OBJECTIVE: To determine the prevalence and causes of visual loss in different ecological zones across Nigeria. METHODS: A population-based survey using multi-stage, stratified, cluster random sampling with probability proportional to size comprising a ...
Abubakar, Tafida   +9 more
core   +2 more sources

Trends in prevalence of blindness and distance and near vision impairment over 30 years: an analysis for the Global Burden of Disease Study

open access: yesLancet Global Health, 2020
Summary Background To contribute to the WHO initiative, VISION 2020: The Right to Sight, an assessment of global vision impairment in 2020 and temporal change is needed.
R. Bourne   +163 more
semanticscholar   +1 more source

A Lightweight Approach to Localization for Blind and Visually Impaired Travelers

open access: yesSensors, 2023
Independent wayfinding is a major challenge for blind and visually impaired (BVI) travelers. Although GPS-based localization approaches enable the use of navigation smartphone apps that provide accessible turn-by-turn directions in outdoor settings, such
Ryan Crabb   +2 more
doaj   +1 more source

De novel heterozygous copy number deletion on 7q31.31-7q31.32 involving TSPAN12 gene with familial exudative vitreoretinopathy in a Chinese family [PDF]

open access: yesInternational Journal of Ophthalmology, 2023
AIM: To investigate the genetic and clinical characteristics of patients with a large heterozygous copy number deletion on 7q31.31-7q31.32. METHODS: A family with familial exudative vitreoretinopathy (FEVR) phenotype was included in the study.
Shuang Zhang   +6 more
doaj   +1 more source

Plant awareness disparity: A case for renaming plant blindness

open access: yesPlants, People, Planet, 2020
For over a hundred years, botanists and educators alike have lamented the disparities in attention toward plants and animals. Different terms have been given to this phenomenon over the years, but reports of the issue have occurred since 1919 when ...
Kathryn M. Parsley
semanticscholar   +1 more source

Repetition blindness is orientation blind [PDF]

open access: yesMemory & Cognition, 2007
In identifying rapid sequences of three letters, subjects were worse at identifying the first and third letters when they were the same than when they were different, indicating repetition blindness (RB). This effect occurred regardless of the angular orientations of the letters, but was more pronounced when the orientations of the repeated letters ...
Michael C, Corballis, Cole, Armstrong
openaire   +2 more sources

Magnitude, temporal trends, and projections of the global prevalence of blindness and distance and near vision impairment: a systematic review and meta-analysis.

open access: yesLancet Global Health, 2017
BACKGROUND Global and regional prevalence estimates for blindness and vision impairment are important for the development of public health policies. We aimed to provide global estimates, trends, and projections of global blindness and vision impairment.
R. Bourne   +17 more
semanticscholar   +1 more source

Rapid assessment of avoidable blindness in the Occupied Palestinian Territories. [PDF]

open access: yes, 2010
BACKGROUND: There are no recent data on the prevalence and causes of blindness in the Occupied Palestinian Territories. The aim of our study was to estimate the prevalence and causes of blindness and visual impairment in the population aged 50 years and ...
Khalilia, Nasrallah   +29 more
core   +1 more source

Blindness and the blind [PDF]

open access: yesJournal of the Franklin Institute, 1889
n ...
openaire   +4 more sources

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