Table 5.
FFRCT ≤0.80
|
CT >50%
|
|||
---|---|---|---|---|
Estimate, % (95% CI) | No. of Patients in Group | Estimate, % (95% CI) | No. of Patients in Group | |
Accuracy | 71 (61–80) | 83 | 57 (46–67) | 83 |
| ||||
Sensitivity | 82 (63–92) | 27 | 37 (22–56) | 27 |
| ||||
Specificity | 66 (53–77) | 56 | 66 (53–77) | 56 |
| ||||
PPV | 54 (39–68) | 41 | 34 (20–53) | 29 |
| ||||
NPV | 88 (75–95) | 42 | 68 (55–79) | 54 |
Abbreviations: CT, computed tomographic angiography; FFRCT, fractional flow reserve calculated from CT; NPV, negative predictive value; PPV, positive predictive value.