Postoperative Atrial Fibrillation Significantly Increases Mortality, Hospital Readmission, and Hospital Costs

The study provides a risk-adjusted impact of postoperative atrial fibrillation on hospital mortality, resouces utlization, and costs.  49,264 patients from the STS database who underwent cardiac surgery were extracted from 2001-2012.  AF increased operative mortality 2% vs 1%), morbidity, readmission rates, ICU stay, postoperative length of stay, and costs.