Luo 2007

Methods	Case‐control study within a population‐based cohort study in Japan
Participants	102,137 cohort participants 233 cases, sub‐cohort control
Interventions	N/A
Outcomes	Incidence Adjusted for gender, age, BMI, leisure‐time physical activity in terms of frequency of sports; smoking status, alcohol intake, history of diabetes; history of cholelithiasis; study area
Cancer type & time of follow‐up	Pancreatic cancer (follow‐up average of 11 years)
Sponsor	By a grant‐in‐aid for Cancer Research and for the Third Term Comprehensive Ten‐Year Strategy for Cancer Control, Ministry of Health, Labour and Welfare, Japan. Author JL was partly supported by the SVENSKA SALLSKAPET FOR MEDININSK FOR SKNING (SSMF) and the Karolinska Institutet Travel Fund
Notes	< 1 cup/day: HR = 1.1 (95% CI, 0.6 to 1.9) 1 or 2 cups/day: HR = 1.1 (95% CI, 0.7 to 1.9) 3 or 4 cups/day: HR = 1.2 (95% CI, 0.7 to 2.0) ≥5 cups/day: HR = 1.2 (95% CI, 0.7 to 1.9) p = 0.5