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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Am Heart J. 2013 Oct 4;166(5):10.1016/j.ahj.2013.07.032. doi: 10.1016/j.ahj.2013.07.032

Table 4. Risk discrimination and reclassification with HABC battery score added to HABC Heart Failure Risk Model.

Discrimination
C-index (95% CI): HABC score 0.657(0.646,0.668)
C-index (95% CI): HABC score plus HABC battery 0.671(0.661,0.682)
C-index change (95% CI) 0.014(0.018,0.010)
P-value <0.001

Reclassification

Participants who did not develop HF at 5 years
 Appropriately reclassified 166(5.18%)
 Inappropriately reclassified 137(6.28%)
Participants who developed HF at 5 years
 Appropriately reclassified 15(8.25%)
 Inappropriately reclassified 4(2.03%)
Net reclassification index (95% CI) 0.073(0.021,0.125)
P-value 0.006
Integrated discrimination index (95% CI) 0.003(−0.046,0.052)
P-value 0.89