Table 3.

Mean and standard error of spectral parameter differences between the irradiated and untreated breasts.

	Mean	Standard error	p-value
Slope (dB∕MHz)	0.19	0.17	0.142
Intercept (dB)	2.94	0.75	0.003
Midband fit (dB)	3.99	0.65	<0.001