Evaluation of acoustic radiation force impulse imaging for determination of liver stiffness using transient elastography as a reference

Table 1 Characteristics of patients at the time of liver stiffness measurement (n = 606)

Patients,n	606
Male, n (%)	363 (59.9%)
Age (yr)	53 ± 17
ALT (IU/L)	59 ± 159
AST (IU/L)	53 ± 142
GGT (IU/L)	104 ± 218
AP (IU/L)	97 ±84
Total bilirubin (mg/dL)	1.1 ± 0.4
Prothrombin time (% of normal)	96 ± 22
Chronic liver diseases, n (%)
Non-alcoholic steatohepatitis	236 (38.9%)
Chronic hepatitis B	48 (7.9%)
Chronic hepatitis C	97 (16.0%)
Alcoholic liver disease	52 (8.6%)
Autoimmune hepatitis	18 (3.0%)
PBC/PSC	12 (2.0%)
Others	14 (2.3%)
Healthy controls	129 (21.3%)
Liver biopsy available, n (%)	68 (11.2%)

ALT: Alanine aminotransferase; AST: Aspartate aminotransferase; GGT: γ-glutamyl-transpeptidase; AP: Alkalic phosphatases; PBC: Primary biliary cirrhosis; PSC: Primary sclerosing cholangitis.