Table 1

Cumulative results of sentinel lymph node (SLN) biopsy, 1993-1999

Method

SLN found

False negative SLN

Accuracy overall

Isotope [4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19]

2112/2292 (92%)

54/779 (7%)

1942/1996 (97%)

Blue dye [20,21,22,23,24,25,26,27,28,29,30]

714/886 (81%)

23/245 ((9%)

691/717 (96%)

Combined [31,32,33,34,35,36,37,38,39,40,41,42]

1071/1155 (93%)

21/417 (5%)

1042/1063 (98%)

Total

3897/4333 (90%)

98/1441 (7%)

3675/3776 (97%)

Data presented as n (%). False negative SLN, (false negative SLN)/(true positive axilla); accuracy overall, (true positive SLN + true negative SLN)/(total cases in which SLN was found).

Cody Breast Cancer Res 2001 3:104   doi:10.1186/bcr280