Table 2. Tumor, and Laboratory Characteristics (N=12,000).

Characteristic	No. of Patients
Tumor type	9575 (79.8)*
Tumorsize	4427 (36.9)
Tumorsite	10942 (91.2)
Tumorgrade	12000 (100.0)
Pathologic T category	3951 (32.9)
Pathologic N category	3085 (31.7)
Lymph vascular invasion	4200 (35.0)
Perineural invasion	3429 (28.6)
Margin status	4345 (36.2)
ER status	1370 (11.4)
PR status	1358 (11.3)
Her2 status	786 (6.6)

* Number (%)

Abbreviations: ER, Estrogen receptor; PR, Progesterone receptor; Her2, Human epidermal growth factor 2