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Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers
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Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers
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In Heart this week there is a paper that has been picked up by lots of newspapers.  Ifyou take calcium supplements your risk of heart attacks will increase by 86% said some of them. But the incre
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Forums » Open clinical » Cardiology » Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers

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Forums  »  Open clinical  »  Cardiology  »  Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers

Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers

posted at 24/5/2012 5:08 PM BST on bmj.com
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In Heart this week there is a paper that has been picked up by lots of newspapers.  Ifyou take calcium supplements your risk of heart attacks will increase by 86% said some of them. But the increase in real numbers is small as this the ITV's science blogger Lawrence McGinthy points out in his analysis of the paper:

  • They followed 23,000 Germans for 11 years
  • Researchers discovered people who took dietary supplements containing calcium had a much higher rate of heart attacks
  • The risk was about 1 in 350-a-year instead of 1 in 700

He also points out that the study involved recall of diet which is often unreliable- do you remember how much calcium you ate four days ago? 

The paper is free and here http://heart.bmj.com/content/98/12/920.full

Would you advise patients to stop taking calcium supplements?

 

 

Re: Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers

posted at 24/5/2012 10:44 PM BST on bmj.com
Posts: 3031
First: 27/3/2012
Last: 11/5/2013
Since the recent evidence warns that taking calcium supplements might increase myocardial infarction (MI) risk, & the suggestion that 'Increasing calcium intake from diet might not confer significant cardiovascular benefits, while calcium supplements, which might raise MI risk, should be taken with caution' It would be better to advice our patients to have calcium supplements with utmost care. At the same time it warrants further investigations into the findings of the study.

Re: Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers

posted at 23/12/2012 8:18 PM GMT on bmj.com
Posts: 624
First: 13/4/2011
Last: 15/5/2013
Dear All:

A healthy diet provides already a good amount of calcium, let´s forget a bit about menopause bone disease....where it is controversial the increment on ingestion of Pharma calcium.

Indeed this study may have lots of biases, but it also teach us not to rely too much, perhaps even nothing on relative risks, forgetting about the broader picture of the absolute numbers and risks.

All Best,

Joey

Forums » Open clinical » Cardiology » Calcium supplements and heart attacks- big rise in risk (86%) but low absolute numbers