Comparative prognostic performance of staging systems for hepatocellular carcinoma: Evidence from a Vietnamese cohort study

Table 3 Distribution of follow-up status at key time points in the entire cohort and patients categorized by hepatitis B virus and hepatitis C virus infection status

Group	Status	12 months	36 months	60 months
Entire cohort	Deceased	202	241	253
	Lost to follow-up	237	509	661
	Under follow-up	548	237	73
HBV	Deceased	80	93	99
	Lost to follow-up	126	243	313
	Under follow-up	240	110	34
HCV	Deceased	57	72	77
	Lost to follow-up	47	148	199
	Under follow-up	204	88	32
Non-B-Non-C	Deceased	59	70	70
	Lost to follow-up	62	113	138
	Under follow-up	92	30	5

HBV: Hepatitis B virus; HCV: Hepatitis C virus.