Fig 1.
RGB-vision plate.
Table 1.
Demographic characteristics.
Fig 2.
Correlations between MMSE scores and color detection scores.
A: Correlation between mini-mental state examination (MMSE) scores and the Ishihara total score in healthy controls, r = 0.19, p = 0.25; B: Correlation between MMSE scores and the Ishihara total score in Alzheimer dementia, r = 0.58, p<0.01; C: Correlation between MMSE scores and the Ishihara total score in vascular dementia, r = 0.14, p = 0.46; D: Correlation between MMSE scores and the RGB total score in healthy controls, r = -0.04, p = 0.81; E: Correlation between MMSE scores and the RGB total score in Alzheimer dementia, r = -0.36, p = 0.02; F: Correlation between MMSE scores and the RGB total score in vascular dementia, r = 0.09, p = 0.63.
Table 2.
The comparison of Ishihara plate scores and RGB-vision plate scores between Alzheimer Dementia, vascular dementia, and healthy controls.
Fig 3.
Receiver operating curve of Ishihara plate and RGB-vision plate.
A: Ishihara plate; B: RGB-vision plate.
Table 3.
Sensitivity and specificity of the Ishihara plate scores.
Table 4.
Sensitivity and specificity of the RGB-vision plate scores.