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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: Thromb Res. 2020 Apr 23;191:42–49. doi: 10.1016/j.thromres.2020.03.025

Table 9.

High vs Low Risk by VTE by no-VTE

Total Sample VTE No-VTE Total
High Risk, sumpts>3 (predicted positive) True Positives False Positives 8010
68 7942
Low Risk (predicted negative) False Negatives True Negatives 75490
41 75449
Total 109 83391 83500
Diagnostics with 95% Confidence Intervals
Sensitivity 0.62 (0.53 – 0.71)
Specificity 0.90 (0.90 – 0.91)
PPV 0.01 (0.01 – 0.01)
NPV 0.99 (0.99 – 0.99)
Diagnostic Odds Ratio 15.75 (10.68 – 23.22)
AUC, “sumpts” × VTE 0.817 (0.768 – 0.865)
Hosmer-Lemeshow p p-value=0.297