Table 5.

Time-dependent AUCs and Brier Scores for the Different Survival Models Within the ABC, GCB, Unclassified and MHG Groups.

Model	Time (y)	ABC		GCB		Unclassified		MGH
		AUC	Brier Score	AUC	Brier Score	AUC	Brier Score	AUC	Brier Score
17 genes (PC1 + PC2 + PC3 + PC4)	0.5	64.40	0, 069	61.42	0, 058	74.41	0, 072	53.19	0, 106
17 genes (PC1 + PC2 + PC3 + PC4)	1	58.06	0, 162	61.37	0, 085	78.47	0, 108	49.48	0, 245
17 genes (PC1 + PC2 + PC3 + PC4)	2	56.62	0, 216	59.18	0, 103	78.81	0, 114	58.22	0, 264
17 genes (PC1 + PC2 + PC3 + PC4)	5	53.21	0, 252	55.81	0, 151	73.69	0, 163	56.04	0, 287

Evaluated time points were 6 mo and 1, 2, and 5 y after diagnosis.

ABC = activated B-cell–like; AUC = area under the curve; GCB = germinal-center B-cell–like; MHG = molecular high-grade; PC = principal component.