Table 1.

Grouping based on the number of SLNs

ALN status	No. of patients	No. of SLNs
		1	2	3	≥4
Negative ALNs	376	112	111	89	64
Positive ALNs
SLN(+) and nSLN(+)	72	19	22	14	17
SLN(+) and nSLN(–)	100	18	33	24	25
SLN(–) and PLN(+)	11	7	3	1	0
SLN(–) and PLN(–)	8	2	3	2	1
Total	567	158	172	130	107

Abbreviations: SLN sentinel lymph node, ALN axillary lymph node, nSLN non-sentinel lymph node, PLN peripheral lymph node