Table 3.

Cumulative incidence of HCC by baseline serum AFP level and different years of follow-up in patients.

Years of follow-up	Baseline serum AFP(≤ median) Cumulative incidence	Baseline serum AFP(≥median) Cumulative incidence
In patients with more than 12 month’s follow-up*
3	2.4	6.6
6	3.9	10.9
9	5.2	15.5
12	10.0	27.8
≥18	17.9	40.8
In patients with more than 36 month’s follow-up**
6	1.7	5.1
9	3.0	10.3
12	8.0	24.1
≥18	16.1	37.8

^*Within patients who had an AFP value within 12 months of first clinical visit and who had been follow-up for at least 12 months.

^**Within patients who had an AFP value within 6 months of first clinical visit and who had been follow-up for at least 36 months