Table 1 Sensitivity, specificity, PPV, NPV, and accuracy all of the groups
Overall (n-543) | >2 years (n-454) | <2 years (n-89) | ||||
|---|---|---|---|---|---|---|
Free fluid | IAIa | Free fluid | IAIa | Free fluid | IAIa | |
Sensitivity | 50 % | 77 % | 51 % | 75 % | 37 % | 100 % |
Specificity | 88 % | 70 % | 90 % | 69 % | 78 % | 72 % |
PPV | 84 % | 22 % | 88 % | 22 % | 50 % | 20 % |
NPV | 58 % | 97 % | 56 % | 96 % | 67 % | 100 % |
Accuracy | 66 % | 66 % | 64 % | 70 % | 62 % | 74 % |