Table 7.

Performance data of the neural network

	Sensitivity	Specificity		Accuracy	CI 95%		PPV	NPV
MTC vs. PTC	0.65	0.57		0.59	0.57–0.61		0.41	0.78
MTC vs. FTC	0.90	0.95		0.93	0.91–0.95		0.95	0.89
MTC vs. FTA	0.97	0.98		0.98	0.96–0.99		0.99	0.97
PTC vs. FTC	0.90	0.97		0.94	0.92–0.96		0.97	0.89
PTC vs. FTA	0.96	0.98		0.97	0.95–0.99		0.98	0.96
FTC vs. FTA	0.77	0.65		0.69	0.67–0.71		0.54	0.84
MTC + PTC + FTC vs. FTA	0.70	0.94		0.83	0.81–0.85		0.97	0.90

MTC: medullary thyroid carcinoma, PTC: papillary thyroid carcinoma, FTC: follicular thyroid carcinoma, FTA: follicular thyroid adenoma