Research Article

Pretransplant Factors and Associations with Postoperative Respiratory Failure, ICU Length of Stay, and Short-Term Survival after Liver Transplantation in a High MELD Population

Table 2

Univariate and multivariate analysis of PRF.

PRF ()
UnivariateMultivariate
VariableβOR95% CIβOR95% CI

Age at transplant
> 65 years
−0.070.930.880.93–2.36
Inpatient status prior to transplant0.051.090.880.41–2.39
BMI > 30 kg/m20.021.020.050.96–1.070.071.070.160.97–1.19
Large volume ascites−0.190.830.720.29–2.38
Pretransplant MELD0.161.18<0.011.10–1.260.131.14<0.011.03–1.25
Preoperative respiratory failure2.4211.28<0.013.37–37.891.967.060.060.97–51.57
Smoking history positive0.381.460.320.69–3.07
Kidney transplant0.141.150.840.30–4.54
Heart failure0.031.030.900.69–1.52
Diastolic dysfunction0.041.040.920.47–2.31
Left ventricular
EF < 50%
1.856.260.140.55–71.00
FEV1/FVC−0.030.980.980.19–5.03
FVC < 80%0.792.180.150.76–6.22−0.330.720.640.18–2.91
FEV1 < 80%1.032.080.351.04–7.44
Donor gender (male)−0.020.980.950.47–2.04
Deceased (versus living) donor0.141.150.750.51–2.57
Warm ischemic time
> 40 minutes
−0.490.620.180.19–2.13−0.060.940.930.22–4.03
Cold ischemic time
> 240 minutes
1.333.770.021.35–6.370.822.280.260.55–9.40
Recipient CMV IgG0.071.070.860.49–2.33
Packed red blood cell transfusion > 6 units0.091.150.040.96–1.070.091.110.180.97–1.19

PRF: postoperative respiratory failure; ICU: intensive care unit; LOS: length of stay; SD: standard deviation; BMI: body mass index; MELD: Model for End Stage Liver Disease; EF: ejection fraction; FEV1: forced expiratory volume in one second; FVC: forced vital capacity; CMV: cytomegalovirus.