Diagnostic routine and hospitalization criteria
The initial screening should be based on clinical history, physical examination, 12-lead ECG in up to 10 min, and troponin level.	I	A
HEART scores should be used to stratify risk and assist in hospital discharge decisions.	I	B
Patients with HEART scores ≤3 associated with negative troponin results, ECG without ischemic change, and no history of coronary artery disease (CAD) can be released from the emergency department for outpatient reassessment.	I	B
Hospital screening can be performed by qualified nurses for early recognition of high-risk patients.	IIa	B
EDACS and ADAPT scores for clinical risk stratification can be used as alternatives to the HEART score.	IIa	B
The HEART score can be used to determine early release for patients treated in an ambulance.	IIb	C