Table 1 Characteristics of the study population.

From: Three-dimensional organ segmentation-derived CT attenuation parameters for assessing hepatic steatosis in chronic hepatitis B patients

Characteristics (n = 273)

Value

Age (y), mean ± SD (range)

57.9 ± 10.7 (30–86)

Sex

 

Male

119 (49.0)

Female

124 (51.0)

Liver stiffness measurements (kPa)

 

Mean ± SD (range)

8.2 ± 7.5 (3.2–39.5)

Fibrosis grades

 

F0 or F1 (< 7.2 kPa)

162 (66.7)

F2 (≥ 7.2 kPa and < 8.1 kPa)

11 (4.5)

F3 (≥ 8.1 kPa and < 11 kPa)

33 (13.6)

F4 (≥ 11 kPa)

37 (15.2)

Controlled attenuation parameter measurements (dB/m)

 

Mean ± SD (range)

225 ± 52 (103–374)

Steatosis grades

 

S0 (< 248 dB/m)

172 (70.8)

S1 (≥ 248 dB/m and < 268 dB/m)

28 (11.5)

S2 (≥ 268 dB/m and < 280 dB/m)

10 (4.1)

S3 (≥ 280 dB/m)

33 (13.6)

  1. Note. – Unless otherwise specified, data are number of patients with percentages in parentheses. SD, standard deviation.