The Psychophysical Assessment of Hierarchical Magno-, Parvo- and Konio-Cellular Visual Stream Dysregulations in Migraineurs.

Discriminability along the tritan axis for MA versus Controls approached significance ( p = 0.078); however, the direction of this difference was opposite of what we expected, with the MA group showing improved discrimination sensitivity as compared to Controls (ie, smaller chromatic threshold differences, or just noticeable differences, between the Landolt “C” and background; see Figure 5 ).

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Results from the Cambridge Colour Test provided some interesting results, although the mean differences across groups failed to reach statistical significance.

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