Variables | No. of studies | No. of patients | RR/MDa | 95% CI | Test for overall effect | Heterogeneity | |
---|---|---|---|---|---|---|---|
 |  |  |  |  | P | P | I2 (%) |
ALT (U/L) | |||||||
 NBNC-HCC versus B-HCC | 2126 | -9.62 | -14.08, -5.17 |  < 0.0001 |  < 0.0001 | 68 | |
 NBNC-HCC versus C-HCC | 3100 | -25.04 | -34.95, -15.13 |  < 0.00001 |  < 0.00001 | 93 | |
 NBNC-HCC versus BC-HCC | 213 | -29.34 | -43.25, -15.43 |  < 0.0001 | 0.39 | 1 | |
AST (U/L) | |||||||
 NBNC-HCC versus B-HCC | 1672 | -6.57 | -12.59, -0.55 | 0.03 |  < 0.0001 | 71 | |
 NBNC-HCC versus C-HCC | 3003 | -18.39 | -24.47, -12.32 |  < 0.00001 |  < 0.00001 | 82 | |
 NBNC-HCC versus BC-HCC | 126 | -34.91 | -74.48, 4.67 | 0.08 | 0.0005 | 87 | |
T-Bil (mg/dL) | |||||||
 NBNC-HCC versus B-HCC | 15 [11, 14, 15, 21, 24, 28, 29, 32, 33, 35, 36, 38,39,40, 43] | 7088 | -0.09 | -0.16, -0.01 | 0.02 |  < 0.00001 | 84 |
 NBNC-HCC versus C-HCC | 3472 | -0.07 | -0.16, -0.01 | 0.09 |  < 0.00001 | 84 | |
 NBNC-HCC versus BC-HCC | 189 | -0.48 | -1.27, 0.32 | 0.24 |  < 0.00001 | 93 | |
Albumin (g/dL) | |||||||
 NBNC-HCC versus B-HCC | 17 [9, 11, 14, 15, 21, 25, 28, 29, 33, 35,36,37,38,39,40, 42, 43] | 8439 | 0.05 | -0.00, 0.09 | 0.05 |  < 0.00001 | 89 |
 NBNC-HCC versus C-HCC | 14 [9, 11, 14, 21, 25, 28, 29, 33, 35,36,37, 39, 40, 43, 44] | 3903 | 0.23 | 0.15, 0.31 |  < 0.00001 |  < 0.00001 | 81 |
 NBNC-HCC versus BC-HCC | 160 | 0.23 | -0.11, 0.56 | 0.18 | 0.02 | 75 | |
Platelet (× 104/μL) | |||||||
 NBNC-HCC versus B-HCC | 1961 | 3.21 | 2.40, 4.02 |  < 0.00001 | 0.37 | 8 | |
 NBNC-HCC versus C-HCC | 3478 | 4.66 | 3.72, 5.60 |  < 0.00001 | 0.04 | 48 | |
ICG-R15 (%) | |||||||
 NBNC-HCC versus B-HCC | 3117 | 0.34 | -0.34, 1.02 | 0.33 |  < 0.00001 | 75 | |
 NBNC-HCC versus C-HCC | 3324 | -4.85 | -6.04, -3.65 |  < 0.00001 | 0.0003 | 67 | |
 NBNC-HCC versus BC-HCC | 137 | -0.27 | -5.82, 5.29 | 0.93 | 0.09 | 59 | |
AFP (ng/mL) | |||||||
 NBNC-HCC versus B-HCC | 1741 | -2172.21 | -4081.13, -263.30 | 0.03 |  < 0.00001 | 83 | |
 NBNC-HCC versus C-HCC | 3581 | 519.17 | -1.00, 1039.35 | 0.05 | 0.33 | 12 | |
 NBNC-HCC versus BC-HCC | 116 | 558.99 | -464.56, 1582.54 | 0.28 | 0.20 | 38 | |
DCP (mAU/mL) | |||||||
 NBNC-HCC versus B-HCC | 1002 | 247.02 | -1210.87, 1704.91 | 0.74 | 0.20 | 31 | |
 NBNC-HCC versus C-HCC | 2102 | 1772.52 | 57.20, 3487.85 | 0.04 | 0.03 | 60 | |
Anatomic resection | |||||||
 NBNC-HCC versus B-HCC | 2619 | 1.14 | 1.01, 1.29 | 0.03 |  < 0.0001 | 72 | |
 NBNC-HCC versus C-HCC | 2937 | 1.24 | 1.08, 1.43 | 0.003 |  < 0.0001 | 79 | |
 NBNC-HCC versus BC-HCC | 179 | 0.97 | 0.82, 1.16 | 0.76 | 0.63 | 0 |