BioMed Research International / 2017 / Article / Tab 4

Research Article

Numerical Evaluation of Image Contrast for Thicker and Thinner Objects among Current Intraoral Digital Imaging Systems

Table 4

Three-way ANOVA and multiple comparison of the CNR.

Source of variation value (ANOVA)Multiple comparison value

Detector<0.001Megadixel > VistaScan > Digora<0.001
Lead<0.001With > without<0.001
Exposure time<0.001Standard > half > one-tenth<0.001
<0.001Digora, VistaScan, Megadixel<0.001

ANOVA: analysis of variance; CNR: contrast-to-noise ratio.

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.