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Table 2 Patient characteristics according to steatosis grades based on MR proton density fat fraction

From: Quick assessment with controlled attenuation parameter for hepatic steatosis in children based on MRI-PDFF as the gold standard

 

Steatosis grades

S0 (n = 10)

S1 (n = 25)

S2 (n = 14)

S3 (n = 37)

p-value*

Age (y)

13 (9–17)

14 (7–18)

13 (10–18)

12 (9–18)

0.209

Female (n, %)

5 (50.0)

8 (32.0)

5 (35.7)

6 (16.2)

0.134†

BMI (kg/m2)

20.6 (14.7–25.9)

26.3 (18.0–38.5)

26.5 (19.2–30.9)

28.3 (19.3–40.6)

0.002

AWT (cm)

1.7 (1–2.9)

2.7 (1.3–4.3)

2.5 (1.8–3.2)

2.8 (1.8–4.7)

0.003

AST (U/L)

21.5 (17–26)

52 (12–241)

36 (17–197)

63 (25–179)

< 0.001

ALT (U/L)

15 (8–28)

95 (8–430)

61 (22–234)

96 (23–346)

< 0.001

Total bilirubin (mg/dL)

0.6 (0.3–0.8)

0.6 (0.3–1.2)

0.5 (0.3–1.6)

0.5 (0.3–0.9)

0.089

Albumin (g/dL)

4.4 (4.2–5.1)

4.6 (3.7–5.2)

4.5 (4.0–4.9)

4.6 (4.3–5.1)

0.249

ALP (IU/L)

217 (69–325)

152 (38–405)

201 (59–308)

242 (65–466)

0.032

Cholesterol (mg/dL)

161.5 (127–231)

184 (144–306)

205 (151–222)

191 (125–276)

0.044

TG (mg/dL)

91 (44–419)

117 (58–240)

144.5 (55–322)

158 (54–487)

0.045

HDL (mg/dL)

50.5 (26–66)

39 (26–70)

44 (28–50)

47 (30–65)

0.133

LDL (mg/dL)

79.1 (60.2–106.8)

117.6 (71.2–235.8)

128 (90.8–183)

107.8 (66.6–205)

0.010

PDFF (%)

3.5 (2.6–5.2)

13.9 (6.8–17)

19.5 (17.8–23.1)

33.7 (24–48)

< 0.001

CAP (dB/m)

222.5 (157–311)

308 (216–400)

301 (271–384)

329 (272–399)

< 0.001

  1. The values are median (range) or number (percentage)
  2. *Non-parametric method, Kruskal-Wallis test, was performed to compare groups, unless otherwise indicated
  3. †Chi-square test was performed to compare groups. All the p-values of boldface are less than 0.05
  4. Notes: AWT abdominal wall thickness, AST aspartate aminotransferase, ALT alanine aminotransferase, ALP alkaline phosphatase, TG triglycerides, HDL high-density lipoprotein, LDL low-density lipoprotein, PDFF proton density fat fraction, CAP controlled attenuation parameter