Table 3 Comparison of prognostic performance among HCC staging systems and the novel prognostic system
Model | Training cohort (n = 352) | Validation cohort (n = 393) | ||
|---|---|---|---|---|
Homogeneity (Wald χ2) | Corrected AIC | Homogeneity (Wald χ2) | Corrected AIC | |
Stratified ICPI | 43.66 | 1594.64 | 50.94 | 1551.86 |
AJCC 7th edition | 20.22 | 1620.07 | 4.67 | 1600.13 |
AJCC 8th edition | 17.80 | 1622.50 | 17.55 | 1587.25 |
LCSGJ | 10.52 | 1629.78 | 12.57 | 1592.23 |
BCLC | 9.27 | 1629.03 | 9.29 | 1593.50 |
JIS | 10.77 | 1629.52 | 14.13 | 1590.66 |
Okuda | 8.41 | 1627.88 | 35.67 | 1565.13 |
CLIP | 18.56 | 1623.74 | 37.91 | 1566.89 |