Purpose The aim of the study was a systematic review of refractive errors across the world
according to the WHO regions. Methods To extract articles on the prevalence of refractive …

The aim of this review was to quantify the global variation in childhood myopia prevalence
over time taking account of demographic and study design factors. A systematic review …

Wojciechowski R. Nature and nurture: the complex genetics of myopia and refractive error.
The refractive errors, myopia and hyperopia, are optical defects of the visual system that can …

Myopia, or nearsightedness, is a worldwide common type of refractive error. It is a non-life-
threatening disorder with huge social and economic consequences due to its increasing …

Background India is the second most populated country in the world with 41% of the
population (492 million) under 18 years of age. While numerous studies have shown an …

Uncorrected refractive error is an avoidable cause of visual impairment which affects
children in India. The objective of this review is to estimate the prevalence of refractive errors …

Background Studies show great variability in the prevalence of hyperopia among children.
This study aimed to synthesize the existing knowledge about hyperopia prevalence and its …

Due to the myopia prevalence increase worldwide, this study aims to establish the most
relevant risk factors associated with its development and progression. A review search was …

Purpose This study aimed to predict myopia prevalence in urban Indian children and to
describe the generational effect of myopia in different age groups over the next three …

Objectives: To study the epidemiological characteristics and influencing factors of myopia to
provide a scientific basis for the prevention and control of myopia. Methods: 7,597 students …