Table 3.

Plasma levels of AFP, OPN and MDK in the studied subjects (n=140)

Variable	Group I	Group II	Group III	Group IV	p-value
AFP (ng/ml)	6.13±2.3	7.41±2.6	683±188.3	3.64±1.8	<0.001
OPN (ng/ml)	89.6±26.2	161±42.4	247.4±40	19.14±6	<0.001
MDK (ng/ml)	0.215±0.096	0.393±0.196	1.149±0.519	0.189±0.089	<0.001

AFP: α-fetoprotein; OPN: Osteopontin; Midkine: MDK