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Development and External Validation of a Risk Assessment Model
(RAM) for Cancer-associated VTE
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Two prospective cohorts: CATS & MICA cohorts
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Development and external validation
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Model with 2 variables:
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Tumor site
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D-dimer
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The model discriminated well between
cancer patients with and without VTE
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C-Index=0.67, 95% CI 0.64-0.68
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C-Index=0.66, 95% CI: 0.58-0.72
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Compared to KS:
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Net reclassification improvement=0.44
Pabinger I et al, OC21.1, Berlin ISTH 2017
2 variables