Table IV. Unenhanced ultrasound (UTVS), color Doppler imaging (CD) and fluid instillation sonography (FIS) for the diagnosis of endometrial cancer in postmenopausal women.
| POSTmenopausal | Sens | Spec | PPV | NPV | LR+ | LR- |
|---|---|---|---|---|---|---|
| UTVS | % | % | % | % | ||
| Endometrial thickness | ||||||
| > 3mm | 100 | 2 | 9 | 100 | 1.29 | 0 |
| > 4mm | 96 | 32 | 10 | 99 | 1.41 | 0.13 |
| > 5mm | 88 | 40 | 11 | 98 | 1.47 | 0.31 |
| Lesion | 50 | 76 | 15 | 94 | 2.07 | 0.67 |
| CDI | ||||||
| Vessel(s) within the endometrium | 47 | 82 | 19 | 95 | 2.59 | 0.65 |
| FIS | ||||||
| Lesion | 70 | 51 | 11 | 95 | 1.42 | 0.59 |
Sens = sensitivity; spec = specificity; PPV = positive predictive value; NPV = negative predictive value; LR+ = positive likelihood ratio; LR- =negative likelihood ratio.