Table 1 Evaluation of pseudoaneurysm, abscess, vegetation and dehiscence
Diagnostic performance | All | Native valve | Prosthetic valve | ||||||
|---|---|---|---|---|---|---|---|---|---|
CT (n = 24) | TTE (n = 24) | P | CT (n = 14) | TTE (n = 14) | P | CT (n = 10) | TTE (n = 10) | P | |
Pseudoaneurysm/abscess (%) | |||||||||
Sensitivity | 91.5 | 15.79 | < 0.0001 | 83.3 | 14.29 | < 0.0001 | 100 | 16.67 | < 0.0001 |
Specificity | 81.25 | 81.25 | 1.0 | 87.5 | 85.7 | 0.43 | 75.0 | 75.0 | 1.0 |
PPV | 84.5 | 50.0 | 0.0017 | 83.3 | 50.0 | 0.0023 | 85.7 | 50.0 | 0.0013 |
NPV | 93.75 | 43.75 | < 0.0001 | 87.5 | 50.0 | 0.0008 | 100 | 37.5 | < 0.0001 |
Vegetation (%) | |||||||||
Sensitivity | 94.1 | 94.5 | 0.74 | 92.3 | 92.3 | 1.0 | 85.7 | 87.5 | 0.59 |
Specificity | 66.67 | 50.0 | 0.49 | 50.0 | 66.67 | 0.49 | 66.67 | 33.3 | 0.0005 |
PPV | 85.7 | 85.7 | 1.0 | 85.7 | 92.3 | 0.66 | 85.7 | 77.78 | 0.26 |
NPV | 66.67 | 53.3 | 0.09 | 66.67 | 66.67 | 1.0 | 66.67 | 50 | 0.06 |
Dehiscence | |||||||||
Sensitivity | 66.67 | 66.67 | 1.0 | 66.67 | 66.67 | 1.0 | 66.67 | 66.67 | 1.0 |
Specificity | 75.0 | 50.0 | 0.22 | 75.0 | 50.0 | 0.22 | 75.0 | 50.0 | 0.22 |
PPV | 66.67 | 50.0 | 0.06 | 66.67 | 50.0 | 0.06 | 66.67 | 50.0 | 0.06 |
NPV | 75.0 | 66.67 | 0.24 | 75.0 | 66.67 | 0.24 | 75.0 | 66.67 | 0.24 |