|D-dimer test result||Estimated clinical probability||3 month cumulative incidence of venous thrombosis (95% CI)|
|*CI defined in glossary.|
|Normal on the SimpliRED d-dimer test||Low||0.5% (0.07 to 1.1)|
|Moderate||3.5% (1.4 to 6.9)|
|High||21% (8.5 to 38)|
|Normal on the highly sensitive d-dimer tests||Low or moderate||0.4% (0.04 to 1.1)|
|High||6.4% (1.7 to 15)|
- Assessment (screening or diagnosis)
Review: a low clinical probability plus a normal d-dimer test result excludes a diagnosis of deep venous thrombosis
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