Table 2.

TREs for peripheral zones (PZ), central gland (CG), and whole gland (WG).

	PZ	CG	WG
# of fiducials	41	45	86
Mean (mm)	$2.08\pm 0.65$	$2.37\pm 0.75$	$2.24\pm 0.71$
Median (mm)	1.77	2.30	1.96