Table 3.

Diagnostic performance of intermediate ultrasound skilled trainees and DL in the diagnosis of homogeneous echogenicity, fibroid and adenomyosis in the testing set.

Variable	Adenomyosis		Fibroids		Homogeneous Echogenity
	Intermediate Ultrasound Skilled Trainees	DL	Intermediate Ultrasound Skilled Trainees	DL	Intermediate Ultrasound Skilled Trainees	DL
Sensitivity	0.72 (0.52–0.86)	0.43 (0.38–0.48)	0.63 (0.46–0.78)	0.57 (0.52–0.62)	0.58 (0.44–0.72)	0.53 (0.49–0.57)
Specificity	0.69 (0.58–0.79)	0.82 (0.79–0.85)	0.82 (0.72–0.89)	0.73 (0.70–0.76)	0.84 (0.74–0.94)	0.71 (0.68–0.74)
PPV	0.44 (0.30–0.59)	0.49 (0.43–0.55)	0.61 (0.43–0.76)	0.47 (0.42–0.52)	0.74 (0.59–0.89)	0.57 (0.52–0.62)
NPV	0.88 (0.77–0.94)	0.78 (0.75–0.81)	0.84 (0.74–0.91)	0.80 (0.77–0.83)	0.71 (0.60–0.82)	0.68 (0.65–0.71)
Accuracy	0.70 (0.60–0.79)	0.51 (0.48–0.54)	0.77 (0.67–0.84)	0.68 (0.65–0.71)	0.72 (0.63–0.81)	0.64 (0.61–0.67)
F1-score	0.55 (0.43–0.66)	0.46 (0.42–0.50)	0.61 (0.49–0.72)	0.52 (0.48–0.56)	0.65 (0.52–0.78)	0.70 (0.67–0.73)

Values are expressed as median (95%, CI). Abbreviations: PPV, positive predictive value; NPV, negative predictive value; DL, deep learning.