Does Coffee Decrease Suicide Risk? In a recent study, investigators explored the relationship between coffee/caffeine consumption and completed suicide.
Design Observational study utilizing data collected from 3 prospective long-term longitudinal cohort studies: the Health Professionals Follow-up Study; the Nurses’ Health Study; and the Nurses’ Health Study II Participants After excluding individuals with diagnoses of cardiovascular disease or cancer at baseline, the study included a total of 43,599 men and 164,825 women: 43,599 men enrolled in the Health Professionals Follow-up Study (HPFS, 1988-2008); 73,820 women enrolled in the Nurses’ Health Study (NHS, 1992-2008); and another 91,005 women enrolled the Nurses’ Health Study II (NHS II, 1993-2007).
Men enrolled in the HPFS were between 40 and 75 years of age in 1986, women enrolled in the NHS were between 30 and 55 years old in 1976, and the women in the NHS II were between 25 and 42 years old in 1989. All participants were registered nurses or other healthcare professionals.
Overall, NHS II participants were younger and more than twice as likely to use antidepressants compared to participants in other 2 cohort studies.
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