Intercostobrachial Nerves as a Novel Anatomic Landmark for Dividing the Axillary Space in Lymph Node Dissection

Table 2

Lymph node numbers in different node groups.

	Lower LN			Upper LN group	Total
	SLN	Non-SLN	SLN + non-SLN
Sum of LN	232	685	917	586	1503
Mean number of nodes per patient	3.22±1.47	9.51±3.34	12.74±3.50	8.14±3.20	20.94±4.83

SLN: sentinel lymph nodes group; non-SLN: nonsentinel lymph nodes group.