Table 2.

Tumor histopathology in the two study groups.

Histopathology	IOUS groups (n = 40)	Control groups (n = 100)	p values
(i) Invasive ductal carcinoma	33 (82.5%)	86 (86%)
(ii) Invasive lobular carcinoma	4 (10%)	12 (12%)
(iii) Tubular carcinoma	2 (5%)	2 (2%)	0.315
(iv) Medullary carcinoma	1 (2.5%)	0 (0%)