Application of Combined Two-Dimensional and Three-Dimensional Transvaginal Contrast Enhanced Ultrasound in the Diagnosis of Endometrial Carcinoma

Table 4

The diagnoses performance of endometrial lesions using transvaginal 2D-CEUS and combined 2D- and 3D-CEUS.

Methods	Sen	Spe	LR+	LR−	PV+	PV−	Accuracy rate
2D	76.9%	73.8%	1.81	0.40	64.5%	83.3%	75.0%
2D + 3D	84.6%	83.3%	5.07	0.18	75.9%	89.7%	83.8%

Sen: sensitivity.
Spe: specificity.
LR+: positive likelihood ratio.
LR−: negative likelihood ratio.
PV+: positive predictive value.
PV−: negative predictive value.