BMI, adjusted levels Cohort, of methionine, Age: 30-55 physical years, activity, W, screening nurses endoscopy, smoking habits ATBC, Prospective Malila, 2002 Cohort, 184/ Incidence, Dietary history Only has mean COL00336 Age: 50-69 26 951 Hospital records colorectal (mean exposure) questionnaire exposure Finland years, 8 cancer, M, Male Smokers ATBC, 152/ Incidence, Prospective 29 133 cancer, colon (mean exposure) Colbert, 2001 Cohort, 12 years cancer Food-use Only has mean col00384 Age: 50-69 Unknown questionnaire exposure Incidence, rectal Finland years, 104/ cancer, rectal (mean exposure) M, cancer Male Smokers ATBC, Prospective Pietinen, 1999 Cohort, 185/ Incidence, Dietary history Only has mean COL00176 Age: 50-69 27 111 Hospital records colorectal (mean exposure) Energy intake questionnaire exposure Finland years, 8 years cancer, M, Smokers
Cohort, Age: 30-55 years, W, nurses BMI, levels of methionine, physical activity, screening endoscopy, smoking habits Malila, 2002 COL00336 Finland ATBC, Prospective Cohort, Age: 50-69 years, M, Male Smokers 184/ 26 951 8 Hospital records Dietary history questionnaire Incidence, colorectal cancer, (mean exposure) Only has mean exposure Colbert, 2001 col00384 Finland ATBC, Prospective Cohort, Age: 50-69 years, M, Male Smokers 152/ 29 133 12 years Unknown Food-use questionnaire Incidence, cancer, colon cancer (mean exposure) Only has mean exposure 104/ Incidence, rectal cancer, rectal cancer (mean exposure) Pietinen, 1999 COL00176 Finland ATBC, Prospective Cohort, Age: 50-69 years, M, Smokers 185/ 27 111 8 years Hospital records Dietary history questionnaire Incidence, colorectal cancer, (mean exposure) Energy intake Only has mean exposure adjusted