Group 1 (n=129) | Group 2 (n=13) | Se | Sp | NPV | PPV | |
DD500 | 65 | 0 | 100% | 50.4% | 100% | 16.8% |
DDAge | 86 | 0 | 100% | 66.6% | 100% | 23.2% |
DD500, D-dimer <500 ng/mL; DDAge, D-dimer <10×patient’s age; Group 1, patients without thrombus on TOE; Group 2, patients with a thrombus on TOE; NPV, negative predictive value; PPV, positive predictive value; Se, sensitivity; Sp, Specificity; TOE, transoesophageal echocardiography.