Table 8.

Statistical Test Results for Eight Readers Compared to Ten Readers

	Wilcoxon Signed-rank Test		Chi-square Test
	8 Readers	10 Readers	8 Readers	10 Readers
Breast composition	N/A	N/A	p ≤ 0.508	p ≤ 0.401
Image quality	p ≤ 0.0001*	p ≤ 0.0002*	p ≤ 0.001*	p ≤ 0.107
Diagnostic difficulty	p ≤ 0.460	p ≤ 0.971	p ≤ 0.970	p ≤ 0.953
Diagnostic confidence	p ≤ 0.078	p ≤ 0.056	p ≤ 0.453	p ≤ 0.230
BI-RADS assessment	p ≤ 0.911	p ≤ 0.601	p ≤ 0.175	p ≤ 0.026*

^*Statistically significant