Quantitative and noninvasive assessment of chronic liver diseases using two-dimensional shear wave elastography

Table 4 Summary of the literature for two-dimensional shear wave elastography normal values

Ref.	Year	Country	Number	Mean age	Sex, female/male	Mean SWE, standard deviation, range	Remarks
Muller et al[19]	2009	France	15	NA	NA	2.6-6.2 kPa	No data available regarding age or sex of normal subjects
Ferraioli et al[79]	2012	Italy	42	34.8	13/29	4.92-5.39 kPa
Sirli et al[82]	2013	Romania	82	26	56/26	6.0 ± 1.4 kPa	Female: 5.7 ± 1.3 kPa
							Male: 6.6 ± 1.5 kPa
							BMI ≥ 25 kg/m²: 6.5 ± 1.5 kPa
							BMI < 25 kg/m²: 5.8 ± 1.3 kPa
Hudson et al[83]	2013	Canada	15	27	5/10	5.55 ± 0.74 kPa
Wang et al[84]	2014	China	30	36.1 ± 14.7	14/16	4.29 kPa
Suh et al[73]	2014	South Korea	196	29.2 ± 9.2	66/130	2.6-6.2 kPa
Huang et al[85]	2014	China	502	37.9	310/192	5.10 ± 1.02 kPa	Female: 5.45 ± 1.02 kPa
							Male: 4.89 ± 0.96 kPa
Yoon et al[86]	2014	South Korea	122	NA	NA	5.12 ± 1.46 kPa (session I)	No data available regarding age or sex of normal subjects
						4.95 ± 1.40 kPa (session II)
Leung et al[33]	2013	China	171	40.6 ± 10.8	103/68	5.5 ± 0.7 kPa	Female: 5.7 ± 0.5 kPa
							Male: 5.4 ± 0.7 kPa
Franchi-Abella et al[87]	2016	France	51	0-15	26/25	6.53 ± 1.38 kPa	No significant differences were observed between male and female patients, right and left lobes, or different breathing conditions

NA: Not available.