A recent Harvard study, published in Circulation,Â found a surprising level of inconsistency between what medical records say about whether people had a heart attack and what they report themselves in surveys.
About a quarter of Medicare patients who said in a survey that they previously had a heart attack have no record of having any heart-related hospital admission. Conversely, about one-third of patientsÂ who,Â according to Medicare,Â experienced a heart attack said they hadn’t.
This finding is consistent with an Emory study from cardiologists Neal Dickert and Habib Samady, in whichÂ participants in aÂ clinical trial were interviewed just a couple days after the initial procedure. The trial was testing a “post-conditioning” modification of angioplasty+stentingÂ performed during treatment for a heart attack. Just over half (55 percent) of the participants initially remembered being asked to participate when asked. Read more