Welcome to The Age-Related Eye Disease Study 2 (AREDS2) was a multi-center, randomized trial designed to assess the effects of oral. The Age-Related Eye Disease Study 2 (AREDS2) Research Group* . AREDS2 was designed to test whether adding lutein + zeaxanthin, DHA. Lutein + Zeaxanthin and Omega-3 Fatty Acids for Age-Related Macular Degeneration: The Age-Related Eye Disease Study 2 (AREDS2).

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Two randomized controlled clinical trials of beta carotene reported an increase in lung cancer rates and associated mortality in cigarette smokers assigned to receive beta carotene. Register for email alerts with links to free ateds2 articles Access PDFs of free articles Manage your interests Save searches and receive search alerts. No other authors reported disclosures.

Age-Related Eye Disease Study 2 (AREDS2) | National Eye Institute

Enrollment was restricted to people determined to be at high stuey of progression to advanced AMD with either bilateral large drusen or non-foveal geographic atrophy no advanced AMD or large drusen or non-foveal geographic atrophy in one eye and advanced AMD in the fellow eye AREDS Simple Scale Score of 2, 3 or 4.

Run-in medication study placebo was administered to all potential subjects to determine the likelihood of adherence to the study regimen. J Am Stat Assoc. They could not have other ocular diseases such as high myopia, glaucoma, clinically significant diabetic retinopathy 10 or more microaneurysms or retinal hemorrhagesand other diseases that might confound the assessment of the ocular outcome measurements.

Skip to main content. Age-related macular degeneration AMD and cataract contribute a substantial burden to society as major causes of visual impairment. The HRs were 0.


Other factors to consider include inadequate dose, inadequate duration of treatment, or both. A secondary goal was to test the effects of eliminating beta carotene and reducing zinc dose in the AREDS formulation.

Masked graders at a central reading center used a standard protocol to assess the photographs.

AREDS2 Results Released | Macular Disease Foundation Australia

These analyses were performed with stratification by the secondary interventions. Chemistry and metabolism of lipids in the vertebrate retina.

Thereafter, study procedures included confirmation of eligibility by the Reading Center prior to randomization. Telephone contacts are primarily used to collect information about adverse events.

Administrative, technical, or material support: It did not have a lower rate of side effects and there was a statistically non-significant trend to reduced efficacy, compared to the original, higher dose. Dietary carotenoids, vitamins A, C, and E, advanced age-related macular degeneration. Each clinical center received Institutional Review Board approval of the protocol prior to initiating the study.

Participants and study personnel were masked to treatment assignment in both randomizations. Note that this second-tier randomization does not include placebo because for these participants AREDS supplements are considered standard of care.

Lens Characteristics Phakic in both eyes Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. Drs Chew and Clemons had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis. Oral zinc in macular degeneration.

Study supplements Study participants were randomly assigned to take one of the following study supplements shudy A time-based outcome of progression to advanced AMD will be analyzed using a Cox proportional hazards model.


OMEGA, a randomized, placebo-controlled trial to test the effect of highly purified omega-3 fatty acids on top of modern guideline-adjusted therapy after myocardial infarction.

AREDS2 Results Released

Purchase access Subscribe to the journal. Oily fish consumption, dietary docosahexaenoic acid and eicosapentaenoic acid arfds2, and associations with neovascular age-related macular degeneration. A randomized, placebo-controlled, clinical trial of high-dose supplementation with vitamins C and E and beta carotene for age-related cataract and vision loss: The study was conducted in a population that was, on average, ten years older than in the original AREDS study, and at a higher risk of disease progression.

Associated Data Supplementary Materials Time-based binary outcomes arfds2 vision loss e. In the original AREDS report, gastrointestinal conditions and studj for genitourinary diseases were significantly more common in participants randomized to receive zinc 80 mg than to receive placebo. Antioxidant status and neovascular age related macular degeneration.

Ancillary Studies Ancillary studies are also conducted to evaluate the role of the AREDS2 nutritional supplements on cardiovascular disease and cognitive function. Carotenoid intakes and risk of breast cancer defined sthdy estrogen receptor and progesterone receptor status: Separate models of the main effects beta-carotene versus no beta-carotene and zinc versus reduced zinc will be used.