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Table 1 Clinical data and imaging features of 76 children with EHPVO

From: Value of preoperative computed tomography for meso-Rex bypass in children with extrahepatic portal vein obstruction

 

MRB

Warren

Total

p

No

89.5% (68)

10.5% (8)

100 (76)

NA

Age (year)^

5.0 (3.0)

4.0 (5.3)

5.0 (3.0)

0.306

Gender (F%)

35.3% (24)

25.0% (2)

34.2% (26)

0.562

The course of the disease (D)^

300.0 (983.8)

713.5 (1454.5)

300 (1075)

0.786

Interval time^

17 (21)

14 (13)

17 (21)

0.588

Associated malformations (+)

19.1% (13)

62.5% (5)

(18)

0.006*

Rex recess^

3.0/2.0 (2.0)

NA

3.0 (2.0)

NA

The diameter of SMV (mm)^

6.4 (2.4)

7.0 (1.9)

6.4 (2.4)

0.418

The diameter of SV (mm)#^

5.0 (2.2)

5.9 (3.7)

5.1 (2.1)

0.551

Diameter of spleen (cm)^

13.2/4.2 (4.2)

13.1/4.0 (4.0)

13.1 (4.2)

0.543

Esophageal-gastric varices (+)

97.1% (66)

100% (8)

97.4% (74)

0.623

Cavernous transformation of PV (+)

92.6% (63)

75% (6)

90.8% (69)

0.103

Uncommon portocaval shunt (+)

26.5% (18)

12.5% (1)

25% (19)

0.388

Dilatation of bile duct (+)

13.2% (9)

12.5% (1)

13.2% (10)

0.954

Ascites (+)

19.1 (13)

12.5% (1)

18.4% (14)

0.648

  1. ^Mann–Whitney U test
  2. Pearson’s Chi-square test (Fisher’s exact test)
  3. *Differences are statistically significant
  4. Age (age at surgery), disease course, interval time (duration from surgery to computed tomography angiography), and diameter are shown as median (interquartile range)
  5. EHPVO extrahepatic portal vein obstruction, MRB meso-Rex bypass, SMV superior mesenteric vein, SV splenic vein, NA