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. Author manuscript; available in PMC: 2020 Sep 16.
Published in final edited form as: Ann Intern Med. 2017 Jul 11;167(4):228–235. doi: 10.7326/M16-2472

Appendix Table 3.

Coffee Consumption and Total Mortality in the Multiethnic Cohort, by Sex, 1993–2012

Coffee Consumption Participants With Previous Heart Disease or Cancer (n = 32 607)
Never-Smokers Without Previous Heart Disease or Cancer (n = 70 970)
Deaths, n HR (95% CI)* Deaths, n HR (95% CI)
None 2886 1.00 (reference) 3239 1.00 (reference)
1–3 cups/mo 1342 1.07 (0.96–1.19) 1338 0.90 (0.81–1.01)
1–6 cups/wk 2417 1.00 (0.91–1.10) 2240 0.94 (0.85–1.04)
1 cup/d 5783 0.88 (0.82–0.95) 5032 0.87 (0.80–0.94)
2–3 cups/d 3780 0.84 (0.77–0.91) 2848 0.83 (0.75–0.91)
≥4 cups/d 933 0.76 (0.66–0.87) 521 0.87 (0.73–1.05)
P for trend <0.001 <0.001
Increase per cup 0.93 (0.91–0.95) 0.96 (0.93–0.98)

HR = hazard ratio.

*

The following variables were included to control for the effects of smoking: smoking status; average number of cigarettes; squared average number of cigarettes; number of years smoking (time-dependent); number of years since quitting (time-dependent); and interactions between ethnicity and smoking status, average number of cigarettes, squared average number of cigarettes, and number of years smoking.

Adjusted for age at cohort entry, sex, ethnicity, body mass index, education, physical activity, alcohol consumption, total energy intake, and energy from fat.