|
Definitions and calculations |
True positive(TP); Truly identified |
pCR correctly identified as rCR |
False positive (FP) |
Non-pCR incorrectly identified as rCR |
True negative(TN) |
Non-pCR correctly identified as non rCR |
False negative(FN) |
False negative(FN): pCR incorrectly identified as non rCR |
Sensitivity |
 |
Specificity |
 |
Positive Predictive Value (PPV) |
 |
Negative Predictive Value (NPV) |
 |
Modality |
DM |
US |
D-MRI |
MRS |
TP |
11 |
17 |
24 |
23 |
FP |
7 |
5 |
3 |
4 |
TN |
93 |
95 |
97 |
96 |
FN |
14 |
8 |
1 |
2 |
MRS |
D-MRI |
US |
DM |
Accuracy markers |
92% |
96% |
68% |
44% |
Sensitivity |
92% |
94% |
90% |
87% |
Specificity |
85% |
89% |
77% |
61% |
PPV |
97% |
99% |
92% |
87% |
NPV |