Results 51 to 60 of about 4,116,225 (362)

Prevalence, causes, and risk factors for functional low vision in Nigeria: results from the national survey of blindness and visual impairment. [PDF]

, 2011
PURPOSE: To estimate prevalence and describe causes of functional low vision (FLV) among a nationally representative sample of Nigerian adults, assess socioeconomic risk factors, and estimate the number of adults in Nigeria who might benefit from low ...
Entekume, Gabriel, Ezelum, Christian C, Gilbert, Clare E, Murthy, Gudlavalleti VS, Nigeria National Blindness and Visual Impairment Study Group, Patel, Jaymini, Rabiu, M Mansur, Sivasubramaniam, Selvaraj   +7 more
core   +1 more source

Estimates of visual impairment and its causes from the National Eye Survey in Malaysia (NESII)

PLoS ONE, 2018
Background Population-based data on prevalence, causes of blindness and extent of ophthalmological coverage is required for efficient implementation and evaluation of ocular health programs.
F. Chew, M. A. Salowi, Z. Mustari, Mohd Aziz Husni, Elias Hussein, T. Adnan, N. Ngah, H. Limburg, P. Goh   +8 more
semanticscholar   +1 more source

Outcome of cataract surgery in Nigeria: visual acuity, autorefraction, and optimal intraocular lens powers--results from the Nigeria national survey.

, 2010
OBJECTIVE: To describe presenting and corrected visual acuities after cataract surgery in a nationally representative sample of adults. Another objective was to describe refractive errors in operated eyes and to determine the optimal range of intraocular
Gilbert, Clare E, Imam, Abdullahi U, Maini, Raj, Murthy, Gudlavalleti VS, Nigeria National Blindness and Visual Impairment Study Group, Rabiu, Mansur M, Sivasubramaniam, Selvaraj   +6 more
core   +1 more source

Refractive error and visual impairment in Ireland schoolchildren

British Journal of Ophthalmology, 2018
Aim To report refractive error prevalence and visual impairment in Republic of Ireland (henceforth 'Ireland') schoolchildren. Methods The Ireland Eye Study examined 1626 participants (881 boys, 745 girls) in two age groups, 6–7 years (728) and 12–13 ...
S. Harrington, J. Stack, K. Saunders, Veronica O'Dwyer   +3 more
semanticscholar   +1 more source

Area of the cone interdigitation zone in healthy Chinese adults and its correlation with macular volume

BMC Ophthalmology, 2018
Background Numerous studies have suggested that the integrity of the cone interdigitation zone (IZ) could be considered to be a marker of photoreceptor damage and its recovery. However, little is known about the IZ in healthy eyes.
Ruiping Gu, Guohua Deng, Yi Jiang, Chunhui Jiang, Gezhi Xu   +4 more
doaj   +1 more source

Distribution of Ocular Anterior and Posterior Segment Lengths Among a Cataract Surgical Population in Shanghai

Frontiers in Medicine, 2021
Purpose: To investigate the distributions of the ocular anterior and posterior segment lengths among a cataract surgical population in Shanghai.Design: Cross-sectional study.Methods: Ocular biometric parameters of 23,462 eyes of 23,462 cataract surgery ...
Jiao Qi, Jiao Qi, Jiao Qi, Jiao Qi, Jiao Qi, Wenwen He, Wenwen He, Wenwen He, Wenwen He, Wenwen He, Jiaqi Meng, Jiaqi Meng, Jiaqi Meng, Jiaqi Meng, Jiaqi Meng, Ling Wei, Ling Wei, Ling Wei, Ling Wei, Ling Wei, Dongjin Qian, Dongjin Qian, Dongjin Qian, Dongjin Qian, Dongjin Qian, Yi Lu, Yi Lu, Yi Lu, Yi Lu, Yi Lu, Xiangjia Zhu, Xiangjia Zhu, Xiangjia Zhu, Xiangjia Zhu, Xiangjia Zhu   +34 more
doaj   +1 more source

Visual impairment and multimorbidity in a representative sample of the Spanish population  [PDF]

, 2015
BACKGROUND: In the context of population aging, visual impairment has emerged as a growing concern in public health. However, there is a need for further research into the relationship between visual impairment and chronic medical conditions in the ...
Ayuso Mateos, José Luis, Garin, Noe, Haro Abad, Josep Maria, Lara, Elvira, Miret, Marta, Moneta, Maria Victoria, Olaya Guzmán, Beatriz   +6 more
core   +2 more sources

Activation of the GABA-alpha receptor by berberine rescues retinal ganglion cells to attenuate experimental diabetic retinopathy

Frontiers in Molecular Neuroscience, 2022
PurposeThe aim of this study was to investigate the role and mechanism of berberine (BBR) in the protection of injured retinal ganglion cells (RGCs) in diabetic retinopathy (DR).MethodsExperimental diabetic retinopathy rat model was successfully induced ...
Wangyi Fang, Wangyi Fang, Wangyi Fang, Xiaojing Huang, Kaicheng Wu, Kaicheng Wu, Yuan Zong, Yuan Zong, Jian Yu, Jian Yu, Huan Xu, Huan Xu, Jiemei Shi, Jiemei Shi, Jiaojiao Wei, Jiaojiao Wei, Xujiao Zhou, Xujiao Zhou, Xujiao Zhou, Chunhui Jiang, Chunhui Jiang   +20 more
doaj   +1 more source

Why are there gender inequalities in visual impairment? [PDF]

, 2018
Background In high-income countries, the prevalence of blindness and visual impairment is higher among women, regardless of age although the mechanisms that produce these gender inequalities are not well understood.
Artazcoz Lazcano, Lucía, Benach de Rovira, Joan, Guisasola València, Laura, Rius Ulldemolins, Anna   +3 more
core   +2 more sources

An analysis of the impact of visual impairment on activities of daily living and vision-related quality of life in a visually impaired adult population

The British Journal of Visual Impairment, 2018
Previous research has shown that people with visual impairment are more likely to be malnourished and have reported to have difficulty shopping for, preparing, and eating food. They are also reported to have a poor quality of life. The present study aims
N. Jones, H. Bartlett, R. Cooke
semanticscholar   +1 more source