Table 3 Patient, pre-interventional and procedural characteristics

Patient characteristics

 Number of patients

15

11^

 Age (years)

61 (29;71)

43 (29;71)

0.124

MWU

 Gender (male / female)

7 / 8

5 / 6

1

FE

 Liver disease (cirrhotic/ non-cirrhotic)

9 / 6

7 / 4

1

FE

Pre-interventional characteristics

 Number of interventions

15

11

 MELD

9 (5;25)

13 (6;18)

0.259

MWU

 INR

1.14 (0.86;1.45)

1.15 (1.00;1.51)

0.433

MWU

 aPTT (s)

33 (26;40)

32 (26;52)

0.691

MWU

 PLT (1*100/uL)

105 (40;267)

80 (31;273)

0.909

MWU

 Anti-aggregation or -coagulation pre-interventionally (no. of patients)

5 / 10

5 / 6

0.689

FE

 Transfusion pre-interventionally (no. of patients)

4 / 11

3 / 8

1

FE

 Ascites pre-interventionally (no. of patients)

3 / 11

3 / 12

1

FE

 Spleen diameter (cm)

14 (10;23)

19 (12;25)

0.008

TT (homogeneity of variance)

Procedural characteristics

 Number of interventions

15

11

 Indication (TIPS/ PVS or VE)

9 / 6

8 / 3

0.395

FE

  TIPS placement*

8

8

  TIPS revision

1

1

  PVS

3

1

  VE

3

1

 Splenic access success rate (successful / unseccussful)

15 / 0

11 / 0

*

FE

 Interventional success rate (successful / unsuccessful)

2 /13

2 / 9

1

FE

 Splenic access time (min)

25 (10;133)

36 (13;121)

0.232

MWU

 Total procedure time (min)

195 (110;420)

255 (110;429)

0.311

MWU

 Sheath size (F)

4 (4;7)

6 (4;8)

0.003

MWU

 No. of gelfoam cubes

2 (1;5)

2 (1;3)

0.511

MWU

 No. of access-related complications (present/absent)

3 / 12

1 / 10

0.614

FE

  CIRSE classification grade 1

1

1

  CIRSE classification grade 2

0

0

  CIRSE classification grade 3

2

0

  CIRSE classification grade 4

0

0

  CIRSE classification grade 5

0

0

  CIRSE classification grade 6

0

0