Purpose The onset of presbyopia in middle adulthood results in potential losses in
productivity among otherwise healthy adults if uncorrected or undercorrected. The economic …

Presbyopia, the physiological change in near vision that develops with ageing, gradually
affects individuals older than 40 years and is a growing cause of visual disability due to …

Background In Tanzania, the prevalence of refractive error and presbyopia have not been
comprehensively assessed, limiting appropriate planning and implementation of delivery of …

Purpose To compare monocular and binocular mesopic contrast sensitivity and through
focus following monocular implantation with KAMRA small-aperture inlay (AcuFocus, Irvine …

Purpose To evaluate the power profile within the optic zone of different designs of multifocal
contact lenses (CLs) and to analyze how the effect of pupil size could impact on their optical …

Purpose To evaluate the efficacy, safety, predictability, and patient satisfaction after
refractive lens exchange with a zonal refractive intraocular lens (IOL) with an inferior reading …

Objective To investigate the cost-effectiveness of screening and subsequent intervention for
age-related macular degeneration (AMD) in Japan. Methods The clinical effectiveness and …

Normal vision depends upon the ability of the ocular lens to change shape, ensuring that
light is focused on the most sensitive part of the retina. Anyone living beyond middle age is …

Purpose: To evaluate the cost-effectiveness for a screening interval longer than 1 year
detecting diabetic retinopathy (DR) through the estimation of incremental costs per quality …

Purpose To determine the prevalence of presbyopia, and near vision spectacle coverage in
a rural population of Northwestern Nigeria. Study design Cross sectional prevalence study …