Table 2.

Number of SLNs per patient according to method for the identification of SLNs (blue dye/radiocolloid or sonazoid)

No. of SLNs per patient	No. of patients according to method for the identification of SLNs		P
	B/R	SNZ
0	0	2	<0.0001a
1	16	57
2	52	33
3	27	6
4	4	2
5	1	0

SLN, sentinel lymph node; SNZ, Sonazoid; B/R, blue dye and/or radiocolloid.

^aStudent's t‐test.