Real time shear wave elastography in chronic liver diseases: Accuracy for predicting liver fibrosis, in comparison with serum markers

Table 1 Baseline characteristics of patients

Characteristics	n = 70
Age, yr (SD, range)	45.9	(15.7, 12.0-82.0)
Sex, male (%)	45	(64.3)
HBV/HCV/Alcohol/NAFLD/Other (%)	23 (32.9)/18 (25.7)/12 (17.1)/4 (5.7)/13 (18.6)
Body mass index, kg/m2(SD, range)	23.8	(2.9, 16.9-29.7)
Hemoglobin, g/dL (SD, range)	12.9	(2.2, 6.7-17.8)
Platelet count, 103/mm3 (SD, range)	174.7	(55.3, 76.0-285.0)
Albumin, g/dL (SD, range)	3.9	(0.7, 1.6-5.3)
AST, U/L (IQR, range)	55	(31-111, 13-369)
ALT, U/L (IQR, range)	47	(24-99, 6-473)
Total bilirubin, mg/dL (IQR, range)	0.7	(0.5-1.1, 0.2-4.9)
GGT, U/L (IQR, range)	57	(31-157, 13-1569)
Prothrombin time, INR (IQR, range)	0.93	(0.87-1.00, 0.76-1.48)
APRI (IQR, range)	0.91	(0.51-1.35, 0.55-5.88)
Hyaluronic acid1, ng/mL (IQR, range)	62	(23-176, 10-2796)
Type IV collagen1, ng/mL (IQR, range)	182	(117-310, 66-2790)
Liver stiffness by SWE, kPa (IQR, range)	11.1	(7.3-18.4, 4.73-48.61)
Fibrosis stage (%)
F0-1	15	(21.4)
F2	20	(28.6)
F3	13	(18.6)
F4	22	(31.4)

¹n = 61. HBV: Hepatitis B virus; HCV: Hepatitis C virus; NAFLD: Nonalcoholic fatty liver disease; AST: Aspartate aminotransferase; ALT: Alanine aminotransferase; GGT: Gamma glutamyltranspeptidase; INR: International normalized ratio; SWE: Shear wave elastography; kPa: Kilopascals; SD:Standard deviation; IQR: Interquartile range.