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Table 3 Percentage of subjects with different types of CVD reporting difficulty in everyday tasks

From: Subjects with colour vision deficiency in the community: what do primary care physicians need to know?

Difficulties associated with Dichromats (%) (n = 37) Anomalous trichromats (%) (n = 65) Protans (%) (n = 36) Deutans (%) (n = 66) NCV (%) (n = 102)
Clothing/goods colours 86 66 78 71 0
Workplace/hobbies colours 68 23 50 33 0
Plant/flower identification 57 18 44 26 0
Ripeness of fruits and vegetables 41 22 31 27 0
Cooked versus raw meat 35 17 33 20 0
Sports colours 32 18 19 23 0
Adjust television colour settings 27 18 28 18 2
Skin colours eg. sunburn, rashes 27 11 17 17 0
Previously taken wrong medication due to colour difficulties 0 3 3 1 0
  1. Data from Steward and Cole [4].