AIM To determine the prevalence of blindness, visual impairment and the cataract surgical coverage for people aged 50 years and older in the Lumbini Zone and the Chitwan District (Narayani Zone) of Nepal. METHODS A population-based cross-sectional study in 2006 selected subjects aged 50 years and older through a random multistage cluster sampling and door-to-door enumeration. Ophthalmic exami...

An age-related ocular disease such as cataract that causes reduction of visual functions would affect the individual driving performance. The aim this research was to compare difficulties between Malaysian drivers with bilateral cataracts and without cataract. This cross-sectional study involved measurement [visual acuity (VA) contrast sensitivity (CS)] difficulty 61 respondents who had valid l...

A more holistic understanding of the benefits of sight-restoring cataract surgery requires a focus that goes beyond income and employment, to include a wider array of well-being measures. The objective of this study is to examine the monetary and non-monetary benefits of cataract surgery on both patients as well as their caregivers in Vietnam. Participants were randomly recruited from a Ho-Chi-...

AIM To determine the age, sex, and cause specific prevalences of blindness and visual impairment in adults 30 years of age and older in Bangladesh. METHODS A nationally representative sample of 12 782 adults 30 years of age and older was selected based on multistage, cluster random sampling with probability proportional to size procedures. The breakdown of the cluster sites was proportional t...

Background: A prevalence survey of blindness and low vision was conducted in Oman in 2005. Here, we present the prevalence and determinants of blindness and low vision among the population ≥40 years of age. The results are then compared with those of the survey in 1997 and the changes following the ‘VISION 2020’ initiatives are assessed. Methods: The survey covered 24 randomly selected clusters...

  Background: Increased oxygen free radical and reduced glutathione level in the eye lens are important risk factor for cataract formation. The antioxidative property and increasing cellular and extra cellular glutathione level have been reported by several herbal medicines including silymarin.  Objective: In present interventional study Silybum marianum L. seed extract (silymarin) was tested a...

AIM To provide information on the use of vision tests in clinical decision making about cataract surgery in the UK. METHOD A questionnaire survey was mailed to 703 consultant ophthalmologists. RESULTS A response rate of 70% was obtained. Monocular distance visual acuity was the only visual function that was tested routinely by all surgeons. Supplementary use of contrast sensitivity and glar...