Table 2.
A 2×2 contingency table comparing tissue identification of MPM with conventional HP
| H&E diagnosis | H&E diagnosis | H&E diagnosis | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Correct | Incorrect | Correct | Incorrect | Correct | Incorrect | |||||||||
| MPM diagnosis | Correct | 204 | 0 | PPV=95% | MPM diagnosis | Correct | 18 | 0 | PPV=58% | MPM diagnosis | Correct | 13 | 0 | PPV=46% |
| Incorrect | 11 | 13 | NPV=100% | Incorrect | 13 | 7 | NPV=100% | Incorrect | 15 | 10 | NPV=100% | |||
| Sensitivity=100% | Specificity=54% | Sensitivity=100% | Specificity=35% | Sensitivity=100% | Specificity=40% | |||||||||
| Healthy tissue | Rhabdomyosarcoma | Neuroblastoma | ||||||||||||
Abbreviations: MPM, multiphoton microscopy; NPV, negative predictive value; PPV, positive predictive value.