AFP and hepatocellular carcinoma: In the range of 200 ng/mL, AFP detected 6 of 32 HCC cases, performing with an accuracy of 58.1 % (95 % CI 45.7–69.5 %), a sensitivity of 18.8 % (95 % CI: 8.9–35.3 %), and a specificity of 100 % (95 % CI 88.7–100.0 %) (Table 3).