Table 1

Rates (per 1,000) of cancers and adenomas by age and colonoscopy in previous 10 years

Cancer

n = 159

Advanced Adenoma

n = 468

Adenoma 6 - 10 mm

n = 286

Adenoma ≤ 5 mm

n = 507

No abnormality

n = 6784

Age Group (years)

Cpy

yes

Cpy

no

Cpy

yes

Cpy

no

Cpy

yes

Cpy

no

Cpy

yes

Cpy

no

Cpy

yes

Cpy

no

≤50

1

6

19

29

20

18

38

19

922

928

50 - 59

4

31

35

74

33

33

60

63

867

800

60 - 69

11

48

54

93

34

39

84

60

817

760

≥70

17

74

78

109

57

53

94

90

754

674

Total

9

31

50

66

38

31

73

49

831

822

Cpy = colonoscopy in previous 10 years

Adelstein et al. BMC Gastroenterology 2011 11:97   doi:10.1186/1471-230X-11-97