Selection tool alpha-fetoprotein for patients waiting for liver transplantation: How to easily manage a fractal algorithm

Table 2 Recent articles focused on alpha-fetoprotein dynamic values

Ref.	Year	n	Country	Cut-off value(ng/mL per month)
Han et al[22]	2007	48	Canada	50
Vibert et al[23]	2010	153	France	15
Dumitra et al[24]	2013	92	Canada	0.11
Lai et al[25]	2013	422	Europe2	15

¹ng/mL per day;

²Austria, Belgium, Germany, Italy.