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Copyright ©2010 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 7, 2010; 16(41): 5173-5180
Published online Nov 7, 2010. doi: 10.3748/wjg.v16.i41.5173
Table 1 Normal liver stiffness values of transient elastography
Asian study
European study
Kim et al[14]Fung et al[19]Corpechot et al[15]Roulot et al[13]Sirli et al[16]Colombo et al[17]Colombo et al[18]
TypeFull articleFull articleLetterFull articleFull articleAbstractAbstract
No. of subjects692871429144327746
PopulationLiver and kidney donorsLiver donorsHealthy volunteersMedical check-upHealthy volunteersBlood donorsBlood donors
Liver stiffness (kPa)4.6 (mean)4.6 (median)4.8 (median)5.5 (mean)4.8 (mean)4.9 (mean)4.4 (median)
95th percentile (kPa)4.7--8.6-7.86.7
BMI (kg/m2)22.6 (mean)-22.5 (median)25.8 (mean)---
Effects on TE
AgeNo-NoNoNoNoNo
GenderM = F-M > FM > FM > FM = FM > F
High BMINo-NoIncreased TE valuesNoIncreased TE valuesNo
Metabolic syndrome---Increased TE values---
Fatty liver-----Increased TE valuesIncreased TE values
Table 2 Failure rate of transient elastography measurement
Asian study
European study
Kim et al[14]Chan et al[24]Masuzaki et al[25]Wong et al[26]Ziol et al[2]Marcellin et al[10]Maimone et al[27]
EtiologyHBVHBVHCVHBVHCVHBVHBV
Total patients (n)741136876487327202230
Excluded patients (n)5301034762910
Excluded patients due to TE failure (n)1301017231410
TE failure rate (%)1.42.61.13.576.94.3
Enrolled patients (n)691106866453251173220
Age (yr)38.9 (mean)47 (mean)66.2 (mean)37 (median)47.5 (mean)40.1 (mean)45.2 (mean)
Male, n (%)35 (50.7)-398 (46.0)270 (60.0)155 (61.8)115 (66.5)99 (45.0)
BMI (kg/m2)22.6 (mean)-22.5 (mean)22.4 (median)23.9 (mean)24.5 (mean)-
Failure criteria
Success rate< 60%< 60%< 60%< 60%< 60%< 50%< 60%
The number of VMs< 10 VMs< 10 VMs< 8 VMs< 10 VMs< 10 VMs< 7 VMs< 10 VMs
Table 3 Characteristics of studies evaluating the performance of transient elastography for the diagnosis of liver fibrosis in patients with chronic hepatitis B
TypeCountryTotal 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]OriginalKorea1941030 (SR < 60%, < 10 VMs)4 (< 10 mm, < 10 PTs)40.080.223.816.7METAVIR
Chan et al[11]OriginalChina1861611 (SR < 60%, < 10 VMs)22 (< 15 mm, < 6 PTs)45.076.024.019.0METAVIR
Kim et al[36]OriginalKorea1301300 (SR < 60%, < 10 VMs)0 (< 10 mm, < 6 PTs)42.579.225.314.5METAVIR
Marcellin et al[10]OriginalFrance20217314 (SR < 50%, < 7 VMs)15 (< 10 PTs)40.166.524.516.6METAVIR
Chang et al[40]AbstractSingapore35332 (obesity, narrow ICS)0 (-)43.0-25.6-Ishak
Tanwandee et al[41]AbstractThailand1041040 (-)0 (-)44.063.023.6-METAVIR
Choi et al[42]AbstractKorea48480 (-)0 (-)41.758.323.3--
Chang et al[43]AbstractSingapore88843 (-)1 (-)49.071.6---
Table 4 Histologic distribution and the performance of transient elastography for the diagnosis of liver fibrosis in patients with chronic hepatitis B
n (%)
METAVIR and other scoring system (≥ F2/F4)
F0F1F2F3F4AUROCCutoff (kPa)Se (%)Sp (%)PPV (%)NPV (%)LR (+)LR (-)
Kim et al[4]09 (9.9)33 (36.3)10 (11.0)39 (42.9)-/0.803-/9.7-/82-/62-/63-/76-/4.97-/0.13
Chan et al[11]10 (6.2)27 (16.8)47 (29.2)37 (23.0)40 (24.8)-/0.93-/9-/98-/75-/57-/98-/1-/0.01
Kim et al[36]010 (7.7)37 (28.5)16 (12.3)67 (51.5)-/0.84-/10.1-/76-/81-/76.1-/80.9-/--/-
Marcellin et al[10]16 (9.2)70 (40.5)44 (25.4)29 (16.8)14 (8.1)0.81/0.937.2/1170/9883/7580/5773/984/1-/0.01
Chang et al[40]7 (20.0)16 (45.7)F2-3 (5, 14.3)7 (20.0)-/-11.8/-90/-78/--/--/--/--/-
Tanwandee et al[41]-----0.757/-6.9/7.370/9379/6182/3166/98-/--/-
Choi et al[42]-----0.88/0.867.7/10.488/7988/83-/--/--/--/-
Chang et al[43]-14.8-30.7-14.8-21.6-17.10.801/-8.8/--/--/--/--/--/--/-