Table 4. C-statistics of the risk scores at different time points in patients with NSTEMI (n = 322).

Events	TIMI (95% CI)	GRACE (95% CI)	Δ (95% CI)
Death
In-hospital	0.653 (0.597 to 0.707)	0.710 (0.656 to 0.761)	0.057 (-0.099 to 0.213)
6-month	0.664 (0.606 to 0.719)	0.768 (0.714 to 0.816)	0.104 (-0.020 to 0.228)
1-year	0.680 (0.621 to 0.734)	0.777 (0.724 to 0.825)	0.097 (-0.007 to 0.202)
3-year	0.693 (0.634 to 0.747)	0.780 (0.726 to 0.828)	0.088 (0.006 to 0.169)
Death/MI/stroke
In-hospital	0.627 (0.570 to 0.681)	0.695 (0.640 to 0.747)	0.069 (-0.073 to 0.211)
6-month	0.657 (0.599 to 0.712)	0.716 (0.660 to 0.768)	0.059 (-0.043 to 0.160)
1-year	0.650 (0.591 to 0.706)	0.717 (0.661 to 0.769)	0.067 (-0.021 to 0.155)
3-year	0.696 (0.639 to 0.750)	0.739 (0.683 to 0.790)	0.043 (-0.032 to 0.117)

Δ, difference between the two C-statistics. Abbreviations are in Table 3.