Sensitivity and specificity for predicting significant left anterior descending coronary artery (LAD) stenosis with CFVR <2.0
| Number | Sens (%) | Spec (%) | PPV (%) | NPV (%) | Acc (%) | |
|---|---|---|---|---|---|---|
| *p<0.005; **p<0.001. | ||||||
| Acc, accuracy; CFVR, coronary flow velocity reserve; NPV, negative predictive value; PPV, positive predictive value; Sens, sensitivity; Spec, specificity. | ||||||
| Total | 309 | 86 | 77 | 66 | 91 | 80 |
| Hypertension +/− | 196/113 | 84/89 | 78/77 | 67/64 | 90/94 | 80/81 |
| Hypercholesterolaemia +/− | 160/149 | 84/88 | 83/72 | 73/60 | 90/92 | 84/77 |
| Diabetes +/− | 139/170 | 86/86 | 75/79 | 70/63 | 91/93 | 79/81 |
| Smoking +/− | 106/203 | 91/83 | 74/79 | 61/69 | 95/90 | 79/81 |
| Prior anterior MI +/− | 74/235 | 88/85 | 74/78 | 72/64 | 89/92 | 80/80 |
| LVH +/− | 54/255 | 79/87 | 55/83* | 38/74** | 88/92 | 61/84** |