Category: jacc

Concern — in triplicate — arrives for Poldermans papers

Jacc1212coverThe Journal of the American College of Cardiology, or JACC, has issued expressions of concern for three papers by Don Poldermans, the Dutch cardiologist who was fired earlier this year amid allegations of misconduct.

Cardiobrief’s Larry Husten had the story first.

The, um, heart of the matter is that neither the investigators at Erasmus Medical Center, Poldermans’ former institution, nor the JACC editors, can say whether the researchers conduct rose to the level of fabricating data. As the Notice of Concern states: Continue reading Concern — in triplicate — arrives for Poldermans papers

Not for the faint of heart: Cardiologists retract syncope paper after realizing data columns weren’t aligned right

Improperly aligned columns have cost researchers at the Mayo Clinic a paper in the Journal of the American College of Cardiology.

The paper originally concluded that fainting spells (syncope) give patients with high blood pressure in their lung arteries poor prognoses, an observation that turned out to be incorrect.

The problem? The group merged two electronic databases, but did not align columns properly, a problem found only after first author Rachel Le revisited the dataset looking to cull more data.

The retraction notice published on May 22 (the one on ScienceDirect is free to air, while the one on the JACC site is behind a paywall): Continue reading Not for the faint of heart: Cardiologists retract syncope paper after realizing data columns weren’t aligned right