Table 2. Calculation sensitivity and specificity in blood samples from pancreatic cancer patients.
Pancreatic cancer | Non-pancreatic cancer | |
---|---|---|
CDKN2 positive | 35/85 = 0.41 (a, TP) | 16/60 = 0.27 (b, FP) |
CDKN2 negative | 50/85 = 0.59 (c, FN) | 44/60 = 0.73 (d, TN) |
TP: true positive, FP: false positive, FN: false negative, TN: true negative.