Cardiac anxiety in the perioperative period of patients undergoing cardiac surgical procedures: an observational study.

Objective: to compare cardiac anxiety symptoms in patients undergoing coronary artery bypass graft and valve surgery repair in the preoperative period, on the day of hospital discharge and on the first return visit after hospital discharge.

Methods: an observational study, carried out in inpatient units and in outpatient clinic of a university hospital. Data were collected through interviews.