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Table 2 Histological characteristics of liver in the study subjects

From: Hepatic expression of Yin Yang 1 (YY1) is associated with the non-alcoholic fatty liver disease (NAFLD) progression in patients undergoing bariatric surgery

  Patients (n = 88)
n (%)
Steatosis grade
 0 20 (22.7)
 1 32 (36.4)
 2 17 (19.3)
 3 19 (21.6)
Fibrosis stage
 0 25 (28.4)
 1 46 (52.3)
 2 14 (15.9)
 3 2 (2.3)
 4 1 (1.1)
Lobular inflammation
 0 33 (37.5)
 1 47 (53.4)
 2 8 (9.1)
 3 0 (0)
Hepatocyte ballooning
 0 22 (25.0)
 1 45 (51.1)
 2 21 (23.9)
NASH activity score (NAS)
 0 12 (13.6)
 1–2 20 (22.7)
 3–4 38 (43.2)
 5–8 18 (20.5)