Table 5. Four-year event rates for death, death/MI/stroke and cardiac death/MI after 1-year nuclear test.

Outcome	MPS predictor		MPS stratum		P value
Death		0%–4.9%	5%–9.9%	≥10%
	% Abnormal myocardium	7.9	5.0	11.1	.02
	% Ischemic myocardium	8.5	7.7	10.0	.49
	% Scarred myocardium	7.5	9.7	13.4	.01
		≥50%	40%–49%	<40%
	Post-stress LVEF	7.6	10.0	16.6	.002
Death/MI/stroke		0%–4.9%	5%–9.9%	≥10%
	% Abnormal myocardium	13.6	10.9	16.9	.02
	% Ischemic myocardium	14.9	12.1	15.0	.87
	% Scarred myocardium	12.7	18.7	20.8	.002
		≥50%	40%–49%	<40%
	Post-stress LVEF	13.1	15.4	25.7	.004
Cardiac death/MI		0%–4.9%	5%–9.9%	≥10%
	% Abnormal myocardium	6.8	8.1	11.3	.005
	% Ischemic myocardium	8.2	8.1	10.5	.27
	% Scarred myocardium	7.1	12.9	13.1	.002
		≥50%	40%–49%	<40%
	Post-stress LVEF	7.9%	7.9%	17.2%	.01