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]
Type	Full article	Full article	Letter	Full article	Full article	Abstract	Abstract
No. of subjects	69	28	71	429	144	327	746
Population	Liver and kidney donors	Liver donors	Healthy volunteers	Medical check-up	Healthy volunteers	Blood donors	Blood 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	-	7.8	6.7
BMI (kg/m2)	22.6 (mean)	-	22.5 (median)	25.8 (mean)	-	-	-
Effects on TE
Age	No	-	No	No	No	No	No
Gender	M = F	-	M > F	M > F	M > F	M = F	M > F
High BMI	No	-	No	Increased TE values	No	Increased TE values	No
Metabolic syndrome	-	-	-	Increased TE values	-	-	-
Fatty liver	-	-	-	-	-	Increased TE values	Increased TE values

BMI: Body mass index; TE: Transient elastography.