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3 Main Types Of Colour Blindness

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For children poor development affects health, behaviour and learning later on in life. The severity of reduced development depends on the disability (Mustard, 2010). Colourblindness can be classed as a condition, visual impairment and disability (Albany Ward, 2015). There are 3 main types of colour blindness: Deuteranopia, Protanopia and Tritanopia. Colourblindness affects 1 in 12 boys and 1 in 200 girls. There are approximately 400,000 colour blind pupils in British schools today, 95,000 of whom have the condition severely. Children are not systematically screened for colourblindness and therefore studies show that 80% of colour blind pupils are undiscovered when they commence secondary school (Albany Ward, 2015). This highlights the possibility

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