Table 5 Odds ratios and 95% CI from logistic regression analysis of 90-day mortality

Age

1.043

1.025

1.061

<0.001

Propensity score for receiving >14 day-old RBCs

0.083

0.004

1.791

0.112

Transfused units, number

1.057

1.010

1.106

0.017

Acute kidney injury

0.774

0.472

1.271

0.312

Severe sepsis

0.785

0.478

1.288

0.338

RBC age Q2 to Q4 versus Q1

1.448

0.822

2.552

0.200

APACHE II diagnosis group

1.000

0.998

1.001

0.546

Operative admission

1.342

0.797

2.259

0.268

Emergency admission

1.607

0.628

4.111

0.322

DIC

1.537

0.633

3.731

0.342

SAPS II score without age points

1.031

1.011

1.051

0.002

SOFA score, maximum during ICU stay

1.219

1.114

1.333

<0.001

Highest lactate

0.997

0.939

1.058

0.913

Female gender

0.785

0.495

1.244

0.303