Cytological +ve Cytological -ve Total
CT +ve 58 3 61
CT –ve 12 26 38
Total 70 29 99
Sensitivity = 82.9%
 Specificity = 89.66%
 Accuracy = 84.85%
Positive predictive value = 95%
Negative predictive value = 68.4%
Table 2: Correlation between computed tomography (CT) scan and cytological findings.