Background: Patients undergoing cardiac catheterization are ordered to take nothing by mouth after midnight before their procedure with no evidence to support this practice.
Objective: To identify best practice for fasting requirements before cardiac catheterization through comparative evaluation in a prospective randomized controlled study.
Methods: The study included a convenience sample of 197 patients undergoing elective cardiac catheterization in a progressive inpatient cardiac unit at a regional heart institute in the midwestern United States.