Table 2C.

The difference of HHEX staining index between 44 cases of primary BC (group II) and 48 cases of benign breast tumors (group III).

Group	n	Staining index for HHEX	Z	P
Group II	44	2.11 ± 1.224	−4.641	0.001
Group III	48	4.77 ± 2.363