SAA2 and hepatocellular carcinoma: The mean concentration of total A-SAA for HCC patients at BCLC stage 0, A, B, C, and D were 195.7 ± 70.9, 192.7 ± 57.9, 242.7 ± 63.9, 244.8 ± 99.8, and 284.5 ± 53.5 ng/mL, respectively.