Some studies have suggested favorable effects on cardiovascular risk factors whereas others studies have been inconclusive, he said.
Even though the findings in this study were statistically significant, the new study was too small to be conclusive, Fonarow said.
"In addition, since this study was conducted at a single center and the primary [change in heart attack, stroke and death] was not statistically significant without adjustment for other factors, more studies and replication of these findings are needed," he said.
More information
For more information on heart disease, visit the American Heart Association.
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