1. Association Between Caffeine Intake and All-Cause and Cause-Specific Mortality: A Population-Based Prospective Cohort Study 
Tetsuro Tsujimoto, MD, PhD, Hiroshi Kajio, MD, PhD, Takehiro Sugiyama, MD, MSHS, PhD 
Mayo Clinic Proceedings 
Volume 92, Issue 8, Pages (August 2017)
DOI: /j.mayocp
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2. Figure 1
Hazard ratios for all-cause mortality according to daily caffeine intake. The reference line at 1.0 corresponds to the reference group with a caffeine intake of less than 10 mg/d.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2017 Mayo Foundation for Medical Education and Research Terms and Conditions

3. Figure 2
Association between coffee consumption and caffeine intake. Caffeine intake (A) and proportion of caffeine intake of less than 10 mg/d (B) according to coffee consumption. Caffeine intake (C) and proportion of caffeine intake of less than 10 mg/d (D) according to decaffeinated coffee consumption.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2017 Mayo Foundation for Medical Education and Research Terms and Conditions

4. Figure 3
Hazard ratios for all-cause mortality according to daily caffeine intake in participants who consumed less than 1 cup of coffee per week. The reference line at 1.0 corresponds to the reference group with a caffeine intake of less than 10 mg/d.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2017 Mayo Foundation for Medical Education and Research Terms and Conditions