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Table 3 Stepwise multivariate logistic regression analysis for three outcomes: mortality in the ICU, hospital and need for RRT.

From: Intra-abdominal pressure and abdominal perfusion pressure in cirrhotic patients with septic shock

Variable

Intra-abdominal hypertension

Variable

Abdominal hypoperfusion

 

Odds ratio

95% Confidence interval

 

Odds ratio

95% Confidence interval

ICU mortality

Intra-abdominal hypertension

12.20

1.92 to 77.31

Abdominal hypoperfusion

2.86

0.74 to 11.11

Age

1.02

0.97 to 1.08

Age

0.98

0.92 to 1.04

INR

3.60

1.29 to 10.06

INR

2.67

1.02 to 7.00

   

APACHE II score

1.14

1.02 to 1.26

Hospital mortality

Intra-abdominal hypertension

6.83

0.86 to 54.12

Abdominal hypoperfusion

2.44

0.38 to 6.67

Age

1.07

0.99 to 1.17

Age

1.05

0.97 to 1.14

INR

6.2

1.07 to 38.5

INR

6.36

0.92 to 44.22

   

APACHE II score

1.11

0.98 to 1.26

Renal replacement therapy

Intra-abdominal hypertension

6.78

1.29 to 35.70

Abdominal hypoperfusion

2.78

0.68 to 11.11

Age

0.92

0.92 to 1.04

Age

0.96

0.90 to 1.02

INR

2.06

0.98 to 4.32

APACHE

1.14

1.04 to 1.25

Child-Pugh score

0.51

0.30 to 0.90

Child-Pugh score

0.63

0.40 to 0.98

Creatinine

1.00

1.00 to 1.01

   
  1. Variables used in the model were age, Child-Pugh score, Acute Physiology and Chronic Health Evaluation II score, creatinine, INR, fluid balance on day 1, hydrocortisone therapy and either the presence of intra-abdominal hypertension (mean intra-abdominal pressure ≥ 12 vs. < 12 mmHg) or abdominal hypoperfusion (mean abdominal perfusion pressure < 60 vs. ≥ 60 mmHg) on first ICU admission day. Variables with p < 0.1 on stepwise multivariate logistic regression analysis are reported in the table. APACHE, Acute Physiology and Chronic Health Evaluation; INR, international normalized ratio; RRT, renal replacement therapy.