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Table 3 The reclassification measurements of the GRACE (IHDthMI) and GRACE (IH6mDthMI) compared with other scores

From: Evaluation and comparison of six GRACE models for the stratification of undifferentiated chest pain in the emergency department

 

NRI (95%CI)

P value

IDI (95%CI)

P value

GRACE (IHDthMI) vs

 GRACE (IH6mDthMI)

0.296 (0.206, 0.385)

< 0.001

0.021 (0.014, 0.027)

< 0.001

 GRACE (IHDth)

0.970 (0.893, 1.046)

< 0.001

0.132 (0.121, 0.143)

< 0.001

 GRACE (IH6mDth)

0.899 (0.821, 0.977)

< 0.001

0.150 (0.137, 0.162)

< 0.001

 GRACE (OH6mDth)

0.827 (0.747, 0.908)

< 0.001

0.173 (0.157, 0.188)

< 0.001

 GRACE (OH6mDthMI)

0.791 (0.709, 0.873)

< 0.001

0.204 (0.185, 0.223)

< 0.001

 HEART

0.044 (−0.046, 0.135)

0.338

0.026 (0.006, 0.046)

0.012

 TIMI

0.868 (0.786, 0.950)

< 0.001

0.177 (0.159, 0.196)

< 0.001

GRACE (IH6mDthMI) vs

 GRACE (IHDth)

1.158 (1.081, 1.235)

< 0.001

0.111 (0.102, 0.121)

< 0.001

 GRACE (IH6mDth)

1.079 (1.003, 1.154)

< 0.001

0.129 (0.119, 0.139)

< 0.001

 GRACE (OH6mDth)

0.970 (0.891, 1.049)

< 0.001

0.152 (0.139, 0.165)

< 0.001

 GRACE (OH6mDthMI)

0.908 (0.828, 0.989)

< 0.001

0.183 (0.166, 0.200)

< 0.001

 HEART

−0.115 (−0.205, −0.025)

0.013

0.005 (− 0.015, 0.024)

0.636

 TIMI

0.773 (0.689, 0.857)

< 0.001

0.156 (0.138, 0.175)

< 0.001

  1. CI confidence interval, GRACE Global Registry of Acute Coronary Events, HEART History, ECG, Age, Risk factors, Troponin, IDI integrated discrimination improvement, NRI net reclassification improvement, TIMI Thrombolysis in Myocardial Infarction