Definitive diastolic heart failure		Probable diastolic heart failure*		Possible diastolic heart failure
Definitive evidence of congestive heart failure†		Same as definitive		Same as definitive
	and		and		and
Objective evidence of normal left ventricular systolic function in proximity of event‡		Same as definitive		Left ventricular ejection fraction of 50 percent or more not measured within 72 hours of event
	and		and		and
Objective evidence of left ventricular diastolic dysfunction§		No conclusive information on left ventricular diastolic function		Same as probable