Incidence, proximal vs 0-15 ≥30.5 0.90 (0.44-1.82) colon cancer, serving/week proximal sites Leisure World Incidence, Cohort, vs 0-3.2 ≥4.8 colon cancer, 0.72 (0.45-1.16) Prospective serving/day 105/ Conversion from women Shibata, 1992 Cohort, 11 580 Community serv/d to g/d, COL00740 M/W, FFQ Age, smoking habits 70 159 registry distribution of USA retirement person-years person-years Incidence, community, vs 0-3 ≥4.5 colon cancer, 1.39 (0.84-2.30) uppermiddle serving/day men social
Incidence, proximal colon cancer, proximal sites ≥30.5 vs 0-15 serving/week 0.90 (0.44-1.82) Shibata, 1992 COL00740 USA Leisure World Cohort, Prospective Cohort, M/W, retirement community, uppermiddle social 105/ 11 580 70 159 person-years Community registry FFQ Incidence, colon cancer, women ≥4.8 vs 0-3.2 serving/day 0.72 (0.45-1.16) Age, smoking habits Conversion from serv/d to g/d, distribution of person-years Incidence, colon cancer, men ≥4.5 vs 0-3 serving/day 1.39 (0.84-2.30)