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. Author manuscript; available in PMC: 2018 Jun 28.
Published in final edited form as: Cardiology. 2017 Jun 28;138(3):133–140. doi: 10.1159/000476030

Table 3.

Comparing low risk categories (≤ 4 points) of HAVOC vs. CHA2DS2-Vasc Scores

HAVOC CHA2DS2-Vasc
Sensitivity 0.55 0.77*
Specificity 0.82 0.55*
PPV 0.14 0.096
NPV 0.97 0.98
Accuracy 0.80 0.56*

PPV = Positive Predictive Value, NPV = Negative Predictive Value

*

p value < 0.001