Table 4.

Summary of Level of Recommendations for Laboratory- and Population-Based Radiation Reduction. Although these recommendations were made in 2013, it should be emphasized that all recommendations should in time become mandatory.

Recommendation	2013 Level
Reporting of Appropriate Use Criteria Categories of Appropriate, May Be Appropriate (Uncertain), and Rarely Appropriate (Inappropriate)	Required
Dosimetry Reporting	Required
Development of DRLs for a variety of specific cardiac imaging tasks	Required
Implementation of Continuous Quality Improvement Programs	Required
Implementation of Decision Support Tools	Recommended
Continuing Medical Education For Referring Physicians	Recommended
Creation of a Repository from Electronic Health Record Data on Each Patient's Past History of Medical Imaging Radiation Exposure	Suggested

Definitions:

Required: Majority opinion that standardized laboratory practice of this recommendation is consistent with effective, patient-centered imaging.

Recommended: General agreement that standardized laboratory practice of this recommendation would enhance patient-centered imaging.

Suggested: Expert opinion that standardized laboratory practice of this recommendation would enhance patient-centered imaging.