Global estimates indicate that more than 2.3 billion people in the world suffer from poor
vision due to refractive error; of which 670 million people are considered visually impaired …

In the first 12 years of VISION 2020 sound programmatic approaches have been developed
that are capable of delivering equitable eye health services to even the most remote and …

OBJECTIVE: To estimate the global cost of establishing and operating the educational and
refractive care facilities required to provide care to all individuals who currently have vision …

This well-established and accessible text has been completely revised in this expanded fifth
edition. Each chapter has been updated, often extensively, to reflect current thinking, and an …

Presbyopia, from the Greek for aging eye, is, like death and taxes, inevitable. Presbyopia
causes near vision to degrade with age, affecting virtually everyone over the age of 50 …

Purpose.: Uncorrected presbyopia is a significant cause of visual disability globally. Greater
comprehension of the etiology of presbyopia and its contributing factors among medical and …

PURPOSE: To evaluate uncorrected distance visual acuity (UDVA) as well as uncorrected
near visual acuity (UNVA) as outcomes in treating presbyopic cataract patients to assist …

Background: To describe the rationale and study design of a follow‐up epidemiological eye
study among Singaporean Malay adults. Design: Follow‐up prospective population‐based …

The objective of this review is to discuss the available data on the prevalence and causes of
global blindness, and some of the associated trends and limitations seen. A literature search …

PURPOSE: To estimate the prevalence of near vision impairment and use of corrective
spectacles among middle-aged and older adults in different settings and ethnic groups …