Summary Table 5. Risk Assessment in Patients without Acute Heart Disease before Non-Cardiac Surgery.

		Appropriateness Criteria (Median Score)	Level of Evidence	Key References
Low-Risk Surgery
31	Preoperative evaluation for non-cardiac surgery risk assessment, irrespective of functional capacity	I (2)	C	(141)
Intermediate-Risk Surgery
32	No clinical risk predictors	I (3)	C	(141, 149)
33	Functional capacity ≥ 4 METs	I (3)	C
34	Functional capacity < 4 METs with 1 or more clinical risk predictors	U (6)	C
35	Asymptomatic < 1 y following a normal coronary angiogram, stress test, or a coronary revascularization procedure	I (2)	C	NA
Vascular Surgery
36	No clinical risk predictors	I (2)	C	(141, 150)
37	Functional capacity ≥ 4 METs	I (2)	C
38	Functional capacity < 4 METs with 1 or more clinical risk predictors	U (6)	C
39	Asymptomatic < 1 y following a normal coronary angiogram, stress test, or a coronary revascularization procedure	I (2)	C	NA