Implantable Defibrillators Not Effective in Females

According to a new study, implantable cardioverter-defibrillator (ICDs) may not reduce deaths in women. Men who have an ICD were 22% less likely to die. For women, there has been no difference in the odds of dying.

Fast Facts:

  • Around 30% of the people who receive an ICD are women.
  • Implantable defibrillators are used to prevent sudden cardiac death in patients with heart failure.
  • The study is published in the September 2009 issue of Archives of Internal Medicine.