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Table 4 Uni- and multivariable logistic regression analyses of predictors for an ICDSC ≥4 during bloodstream infections (n = 240)

From: Risk factors for new-onset delirium in patients with bloodstream infections: independent and quantitative effect of catheters and drainages—a four-year cohort study

Predictors for ICDSC ≥4 during BSI

Univariable

Multivariable* (stepwise model selection by Akaike information criterion)

OR

95% CI

p value

OR

95% CI

p value

Age

1.04

1.02–1.06

<0.001

1.04

1.02–1.06

<0.001

Male gender

2.00

1.14–3.42

0.015

2.26

1.17–4.36

0.015

SAPS II

1.01

0.99–1.03

0.063

SAS

1.20

1.01–1.42

0.041

1.18

0.96–1.45

0.117

SOFA score

1.06

1.00–1.14

0.059

Dementia and/or leukoencephalopathy

2.23

0.79–6.31

0.130

Albumin at admission (for every increasing mg/L)

0.96

0.92–0.99

0.016

Number of catheters and drainages (for every additional catheter)

1.14

1.05–1.24

0.002

1.14

1.04–1.25

0.004

  1. BSI bloodstream infections, ICDSC Intensive Care Delirium Screening Checklist, SAPS simplified acute physiology score, SAS Riker Sedation-Agitation Scale, SOFA score Sequential [Sepsis-related] Organ Failure Assessment Score
  2. * Stepwise forward and backward selection including all variables presented in the table yielded identical results; italic p values are considered significant