Correlation of Fine Needle Aspiration Cytology with Histopathology in the Diagnosis of Solitary Thyroid Nodule

Table 6

Statistical analysis for carcinomatous lesions.

Test being evaluated (FNAC)	Reference standard test (Histopathology)
	Positive	Negative
Positive $+$ suspicious	12	3
Negative	3	57

Sensitivity = 80%, specificity = 95%, accuracy = 92%, false positive result = 5%, false negative result = 20%, positive predictive value = 80%, and negative predictive value = 95%.