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Table 3 Association between diversion type and incidence of outcomes

From: Portal flow diversion based on portography is superior than puncture site in the prediction of overt hepatic encephalopathy after TIPS creation

Diversion type

HR/OR (95% CI)

Model A

Model B

Model C

Outcome 1: Development of overt HE

Mixed

Ref

Ref

Ref

SV superiority

0.57 (0.22–1.45)

0.58 (0.24–1.47)

0.57 (0.22–1.48)

SMV superiority

3.77 (2.09–6.78)

3.72 (2.05–6.75)

3.70 (2.01–6.80)

Outcome 2: Ammonia elevation at 3 days*

Mixed

Ref

Ref

Ref

SV superiority

0.55 (0.20–1.51)

0.58 (0.21–1.59)

0.52 (0.18–1.48)

SMV superiority

2.94 (0.91–11.75)

2.98 (0.93–11.94)

3.21 (1.07–13.14)

Outcome 3: Ammonia elevation at 1 month*

Mixed

Ref

Ref

Ref

SV superiority

1.05 (0.28–5.88)

1.10 (0.29–6.20)

1.02 (0.26–5.89)

SMV superiority

3.69 (0.57–73.81)

3.76 (0.58–75.43)

3.82 (0.59–76.94)

  1. Model A was adjusted for age and Child–Pugh score
  2. Model B was adjusted for age, Child–Pugh score and post-TIPS portal pressure gradient
  3. Model C was adjusted for age, Child–Pugh score, post-TIPS portal pressure gradient and puncture site (left/right PV branch)
  4. *For the secondary outcomes, effect of diversion type on the outcomes were evaluated by logistic regression models with odds ratios
  5. Ref reference, HR hazard ratio, OR odds ratio, CI confidence interval, HE hepatic encephalopathy