BTG3 and autoimmune hepatitis: Similarly, patients in the PBC-AIH group showed longer PT (12.30 s versus 12.80 s, P=0.021), elevated IgG levels (15.40 g/L versus 16.45 g/L, P=0.046), and high titers of ANA (58.6% versus 78.8%, P=0.025) compared with those having PBC (Table 3).