Results 41 to 50 of about 10,003,346 (299)

Correlation between steroid hormone balance and etiopathology of high myopia: clinical trial

open access: yes, 1998
The purpose of this study was to determine the relationship between steroid hormone balance in fertile women and the progression of high myopia. Variations of cortisol, progesterone, and estradiol were evaluated.
F. Regine   +5 more
core   +1 more source

IMI 2023 Digest [PDF]

open access: yes, 2023
Myopia is a dynamic and rapidly moving field, with ongoing research providing a better understanding of the etiology leading to novel myopia control strategies.
Gawne, Timothy J.   +39 more
core   +2 more sources

Who needs myopia control?

open access: yes, 2021
Myopia has become a major visual disorder among school-aged children in East Asia due to its rising prevalence over the past few decades and will continue to be a leading health issue with an annual incidence as high as 20%-30%.
Chen, YX, Tan, Z, Liao, CM, He, MG
core   +1 more source

Towards a Compositional Framework for Describing Human Phenotypes

open access: yesAdvanced Science, EarlyView.
The Phenotype Assembly Method (PhenoAM) decomposes phenotype variables into measurable Features and typed Qualifiers, enabling standardized, machine‐readable Phenome Data Elements (PhenoDEs) that preserve measurement context. Applied in the International Human Phenome Project (IHPP), the framework yields 58 371 PhenoDEs and supports component‐level ...
Wanting Hu   +11 more
wiley   +1 more source

Myopia Control: Methods To Slow The Progression Of Childhood Myopia [PDF]

open access: yes, 2018
Myopia is one of the most common eye diseases that affect the U.S. and the world. Myopia, or nearsightedness, is a condition of the eye in which light focuses in front of the retina rather than on the retina.
Bouchard, Brian
core   +1 more source

Pharmaceutical intervention for myopia control [PDF]

open access: yesExpert Review of Ophthalmology, 2010
Myopia is the result of a mismatch between the optical power and the length of the eye, with the latter being too long. Driving the research in this field is the need to develop myopia treatments that can limit axial elongation. When axial elongation is excessive, as in high myopia, there is an increased risk of visual impairment and blindness due to ...
Prema, Ganesan, Christine F, Wildsoet
openaire   +2 more sources

Multicenter Validation of Machine Learning Models for Predicting Myopia Progression Across School‐Based Screening and Optical Intervention Settings in Chinese Children and Adolescents

open access: yesAdvanced Intelligent Discovery, EarlyView.
Machine‐learning models predict myopia trajectories from 12 routine ocular variables in 40 445 children across 10 hospitals. Externally validated across school‐based screening and optical‐intervention settings, the best models achieve AUROC 0.97 for myopia status and R2 0.83 for spherical equivalent, enabling personalized risk stratification to curb ...
Yitong Zhang   +14 more
wiley   +1 more source

The Risk Factors for Myopia Undercorrection in Second-Generation (Visumax 800) Keratorefractive Lenticule Extraction Surgery: A Retrospective Case–Control Study

open access: yesDiagnostics
In this study, we aim to evaluate the risk factors of myopia undercorrection in recipients of second-generation keratorefractive lenticule extraction (KLEx) surgery.
Chia-Yi Lee   +6 more
doaj   +1 more source

“Quarantine myopia:” Revisiting myopia control strategies during COVID-19 pandemic

open access: yesKerala Journal of Ophthalmology, 2020
COVID-19 pandemic has accelerated the risk factors associated with childhood myopia such as increased time indoors, increased screen time, less outdoor activity, and less exposure to sunlight.
Sanitha Sathyan
doaj   +1 more source

The Herfindahl neutral point: A firm‐level threshold for managing market concentration with evidence from US hog packing

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper derives a firm‐level threshold, the Herfindahl Neutral Point, from the standard concentration index used in merger review. At this threshold, a marginal expansion leaves the index unchanged. Firms below the threshold reduce concentration when they expand; firms above it increase concentration.
Andrew J. Keller, Krishna P. Paudel
wiley   +1 more source

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