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Table 2 A comparison of image analysis methods

From: Quantitative image analysis of immunohistochemical stains using a CMYK color model

 

Yellow channel

nRed channel

 

Intensity (mean)

% Positive area

Intensity (mean)

% Positive area

Positive color selection (% positive area)

0.96

0.98

0.84

0.98

  1. Values (correlation coefficient, r) indicate strength of a linear relationship between results from positive color selection and Yellow or normalized Red analysis method, where a maximum positive is r = 1.