Document Type

Article

Publication Date

2015

City

Dayton

Abstract

Previous research has shown that some individuals with color vision deficiencies (CVD) are capable of performing some aviation occupational tasks as well as those with normal color vision (NCV); implying that passing a screening test with a diagnosis of NCV may not be necessary for all aviation occupations. Our goal was to find outcome consistency between performance on occupational tasks and several screening tests; further, to compare those pass/fail outcomes to the Colour Assessment and Diagnosis (CAD) test for aviation certification. The strategy involved establishing a pass/fail cut-point separately for four occupational tasks at the 5th percentile of the NCV group. A scatterplot was constructed displaying the sum of correct screening test trials on the x-axis and the red/green threshold of the CAD test on the y-axis. By defining the markers according to pass/fail status on the occupational tasks, it was easy to evaluate multiple factors to arrive at an appropriate cut-point for each screening test.


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