Transient elastography in chronic hepatitis B: An Asian perspective

Table 3 Characteristics of studies evaluating the performance of transient elastography for the diagnosis of liver fibrosis in patients with chronic hepatitis B

	Type	Country	Total sample (n)	Samplesize (n)	Excluded due to failure		Age (yr)	Male (%)	BMI (kg/m2)	LB length (mm)	Staging
					TE (reason)	LB (reason)
Kim et al[4]	Original	Korea	194	103	0 (SR < 60%, < 10 VMs)	4 (< 10 mm, < 10 PTs)	40.0	80.2	23.8	16.7	METAVIR
Chan et al[11]	Original	China	186	161	1 (SR < 60%, < 10 VMs)	22 (< 15 mm, < 6 PTs)	45.0	76.0	24.0	19.0	METAVIR
Kim et al[36]	Original	Korea	130	130	0 (SR < 60%, < 10 VMs)	0 (< 10 mm, < 6 PTs)	42.5	79.2	25.3	14.5	METAVIR
Marcellin et al[10]	Original	France	202	173	14 (SR < 50%, < 7 VMs)	15 (< 10 PTs)	40.1	66.5	24.5	16.6	METAVIR
Chang et al[40]	Abstract	Singapore	35	33	2 (obesity, narrow ICS)	0 (-)	43.0	-	25.6	-	Ishak
Tanwandee et al[41]	Abstract	Thailand	104	104	0 (-)	0 (-)	44.0	63.0	23.6	-	METAVIR
Choi et al[42]	Abstract	Korea	48	48	0 (-)	0 (-)	41.7	58.3	23.3	-	-
Chang et al[43]	Abstract	Singapore	88	84	3 (-)	1 (-)	49.0	71.6	-	-	-

TE: Transient elastography; VM: Valid measurement; LB: Liver biopsy; BMI: Body mass index; SR: Success rate; PT: Portal tract; ICS: Intercostal space.