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Structured Review

Vistech Inc fact chart
Fact Chart, supplied by Vistech Inc, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/fact+chart/fact+chart/10__15415_slash_jmrh__2023__92008-81-2-25
Average 90 stars, based on 1 article reviews
fact chart - by Bioz Stars, 2026-10
90/100 stars

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Related Articles

Immunocytochemistry:

Article Title: The usefulness of Vistech and FACT contrast sensitivity charts for cataract and refractive surgery outcomes research
Article Snippet: 44, 46 This is probably because the Vistech uses large step sizes (~0.25 log units), a small number of decisions at each level (one), a criterion dependent method and a low number of alternatives (three) to catch risk takers. .. 44, 46 The FACT chart uses a smaller step size (0.15 log units) and a fully forced choice method, but the average test-retest ICC is similar to or worse than the Vistech (0.34 v . 0.46 respectively) and the average COR is only slightly better (±0.35 v ±0.40 log CS respectively). ..

other:

Article Title: Effect of Yellow Filter On Contrast Sensitivity Function In High Myopes
Article Snippet: Even though FACT chart and Vistech have same cpd value, but research did by Pesudovs et al. (2004) shows a significant difference between FACT and Vistech for post LASIK.

Article Title: Impact of intravitreal injection therapy on contrast sensitivity in patients with nAMD and DME.
Article Snippet: For example, the Vistech and FACT charts, the Vector Vision CSV1000E chart, and the Cambridge Contrast charts contain sine-waves [2].

Modification:

Article Title: The usefulness of Vistech and FACT contrast sensitivity charts for cataract and refractive surgery outcomes research
Article Snippet: Although there is a strong ceiling effect with the FACT chart, there is only a minor ceiling effect with the Vistech chart (table 1 ). .. It seems that the modification of the first generation Vistech to create the second generation FACT by reduction in step size without an increase in the number of steps has created a FACT chart with a truncated scale (fig 1 ), which fails to discriminate between subjects with good contrast sensitivity. ..

Article Title: Repeatability of contrast sensitivity testing in patients with age-related macular degeneration, glaucoma, and cataract.
Article Snippet: .. Although the FACT chart is a modified version of the Vistech, it uses smaller increments (0.15 log units) and subjects must choose from three options. ..



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