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Showing posts with label Another reason to drink coffee. Show all posts
Showing posts with label Another reason to drink coffee. Show all posts

Wednesday, May 30, 2012

Yet another reason to drink coffee!

Anyone that knows me knows that I have been called a bit of a coffee snob, as I like to roast my own beans at home...so I don't really need another reason to drink coffee - however I thought that I would mention the findings of this just-published study in New England Journal of Medicine, ominously titled "Association of Coffee Drinking with Total and Cause-Specific Mortality".  I held my breath as I read that the study, carried out by the Epidemiology group at the National Institutes of Health, followed the health outcomes of nearly 230,000 men and 170,000 women aged 50-71 years of age.  Those are some big numbers - over the period of the study, some 13 years, nearly 50,000 participants passed away.  After adjusting for age, coffee drinkers were more likely to die! **stifle inward scream**.  However, it turns out however, that coffee drinkers actually also include many more smokers than non-coffee drinkers - so after separating out the smokers, coffee drinkers actually have a significantly reduced risk of dying from heart disease, respiratory disease, stroke, injuries and accidents, diabetes, and infections, but not for deaths due to cancer.  I know you want to know *how* much coffee had an effect - interestingly it was different for men and women - for men, the effect was evident at less than a cup a day, and maxed at 1 cup thru more than 6.  For women, 2-3 cups produced an average 13% reduction in mortality, with protection maxing out at more than 6 cups per day (average 15% reduction).  Apparently, it didn't matter if you drank mostly caffeinated, or decaf either -- but what I wonder is if there was also any relationship with use of sweetener (sugar or artificial) in the coffee.  Anyhow, studies like this do still have limitations - people with existing cancer, heart disease or who had had a stroke at baseline were excluded, and coffee intake was reported once, at baseline.  Nevertheless, I'm liking this data - if you have access to NEJM, you can read the paper, by Neal Freedman et al.  here --