The value of contrast‐enhanced ultrasound in determining the location of sentinel lymph nodes in breast cancer

Cancer Imaging

Table 4 The number of lymph nodes per patient traced by CEUS and MB

no. lymph nodes	The number and percentage of patients
no. lymph nodes	CEUS	Percentage (%)	MB	Percentage (%)
0	17	4.4	31	7.9
1	120	30.8	26	6.7
2	132	33.8	155	39.7
3	71	18.2	106	27.2
4	39	10.0	43	11.0
5	11	2.8	29	7.4
Total	390	100.0	390	100.0	^※p < 0.001

^※Compared with the number of lymph nodes traced by CEUS and MB, the data did not conform to a normal distribution, and the paired sample rank sum test was used. P < 0.001, the difference was statistically significant. MB could observe more lymph nodes

ISSN: 1470-7330