Skip to main content

Table 5 Performance of participating HER2 testing centers.

From: Determining sensitivity and specificity of HER2 testing in breast cancer using a tissue micro-array approach

Hospital Total False-negative False-positive Concordance Sensitivity
(%)
Specificity
(%)
1 144 3 (2.1%) 2 (1.4%) 139 (96.5% 98.6 97.9
2 266 0 (0.0%) 2 (0.8%) 264 (99.2%) 99.2 100.0
3 158 1 (0.6%) 0 (0.6%) 156 (98.7%) 100.0 99.4
4 181 2 (1.1%) 2 (1.1%) 177 (97.8%) 98.9 98.9
5 90 0 (0.0%) 5 (5.6%) 85 (94.4%) 94.4 100.0
6 169 1 (0.6%) 2 (1.2%) 166 (98.2%) 98.8 100.0
Total 1,008 7 (0.7%) 13 (1.3%) 988 (98.0%) 98.7 99.3
  1. HER2, human epidermal growth factor receptor 2.