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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].