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Table 1 Association between Se plasma concentration and risk of cancers analyzed.

From: Selenium and the risk of cancers of the colon, pancreas and stomach

Cancer site

Quartile

Se concentration range (µg/l)

Cases [% - no]

Pancreas

I

25,69-50,09

100% (15/15)

 

II

50,72-65,58

60% (9/15)

 

III

66,34-73,30

40% (6/15)

 

IV

74,07-113,89

- (0/15)

Colorectal and stomach

I

15,92-55,25

87,5% (28/32)

 

II

56,08-67,05

59,37% (19/32)

 

III

67,22-75,96

25% (8/32)

 

IV

76,45-103,36

28,13% (9/32)