TABLE 4.

Statistical significance of model performance differences across elastography modalities based on the DeLong Test.

Elastography	Model 1	Model 2	P-value
Shear-wave	DenseNet-121	GoogleNet	0.008
	DenseNet-121	ResNet-50	0.045
	DenseNet-121	EfficientNet-B6	0.030
	GoogleNet	ResNet-50	0.650
	GoogleNet	EfficientNet-B6	0.420
	ResNet-50	EfficientNet-B6	0.580
Strain	GoogleNet	DenseNet-121	< 0.001
	GoogleNet	ResNet-50	< 0.001
	GoogleNet	EfficientNet-B6	< 0.001
	DenseNet-121	ResNet-50	0.320
	DenseNet-121	EfficientNet-B6	0.150
	ResNet-50	EfficientNet-B6	0.220
Doppler	GoogleNet	DenseNet-121	0.010
	GoogleNet	ResNet-50	< 0.001
	GoogleNet	EfficientNet-B6	< 0.001
	DenseNet-121	ResNet-50	0.120
	DenseNet-121	EfficientNet-B6	0.050
	ResNet-50	EfficientNet-B6	0.480