From: Selenium and the risk of cancers of the colon, pancreas and stomach
Cancer site | Quartiles compared | Se concentration range (µg/l) | Cases/controls in compared groups | Fisher’s exact test | ||
---|---|---|---|---|---|---|
P | OR | CI | ||||
Pancreas | I vs II | 25,69-50,09 vs 50,72-65,58 | 15/0 vs 9/6 | 0,017 | 21,2 | 1,07-421,11 |
I vs III | 25,69-50,09 vs 66,34-73,30 | 15/0 vs 6/9 | 0,0007 | 45,3 | 2,2-899,53 | |
I vs IV | 25,69-50,09 vs 74,07-113,89 | 15/0 vs 0/15 | <0,0001 | 961 | 7,9-51,617 | |
Colorectal and stomach | I vs II | 15,92-55,25 vs 56,08-67,05 | (5)*28/4 vs (3)*19/13 | 0,0219 | 4,79 | 1,35-16,94 |
I vs III | 15,92-55,25 vs 67,22-75,96 | (5)*28/4 vs (0)*8/24 | <0,0001 | 21 | 5,6-78,5 | |
I vs IV | 15,92-55,25 vs 76,45-103,36 | (5)*28/4 vs (1)*9/23 | <0,0001 | 17,9 | 4,8-65,7 |