Table 2 Characteristics of the study patients

Characteristic

 Number of participants

26

18

11

5

60

 Age (year)

36 (23–67)

43 (19–69)

49 (27–68)

32 (26–42)

41 (19–69)

 Sex (male/female)

20/6

9/9

5/6

4/1

38/22

Anthropometric measures

 Weight (kg)

64.9 ± 11.1

68.3 ± 8.1

73.7 ± 13.2

78.8 ± 11.9

68.8 ± 11.5

 Height (cm)

168.5 ± 6.2

165.5 ± 5.4

164.3 ± 6.2

169.8 ± 5.2

167.0 ± 6.1

 BMI (kg/m²)

22.9 ± 3.1

25.0 ± 2.4

27.2 ± 3.2

27.4 ± 2.8

24.7 ± 3.4

Ultrasound parameter estimated results

 Echo attenuation (dB/MHz/cm)

0.654 ± 0.132

0.713 ± 0.059

0.791 ± 0.117

0.832 ± 0.046

0.706 ± 0.121

 Elasticity (kPa)

9.45 ± 3.90

9.75 ± 5.33

8.62 ± 2.41

10.3 ± 4.50

9.46 ± 4.15

 Dispersion slope (m/s/Hz)

3.27 ± 10.2

5.54 ± 4.17

2.62 ± 10.1

2.97 ± 6.55

3.82 ± 8.48

 Shear wave attenuation (Neper/m)

183.1 ± 57.9

178.7 ± 24.7

161.6 ± 41.3

138.7 ± 19.6

175.2 ± 46.3

 Shear wave absorption (Neper/m)

61.1 ± 16.8

59.6 ± 11.3

55.3 ± 14.5

49.3 ± 9.55

58.9 ± 14.6

 Model by using the combination of all parameters (%)

4.5 ± 4.3

7.8 ± 2.4

13.1 ± 4.3

25.9 ± 2.4

8.3 ± 6.7