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Table 3 Prediction of Legionella CAP (n = 82) in univariate (a) and multivariate (b) logistic regression analysis

From: Clinical predictors for Legionella in patients presenting with community-acquired pneumonia to the emergency department

Univariate analysis

Predictor

Odds ratio

(95% CI*)

P-value

   Age

0.98

0.97

1.00

0.017

   Temperature

1.93

1.51

2.46

<0.0001

   No dyspnea

1.75

1.06

2.9

0.03

   No cough

3.7

2.05

6.6

<0.0001

   No sputum

5.14

3.04

8.7

<0.0001

   Sodium

0.86

0.82

0.91

<0.0001

   Elevated liver enzymes1

3.32

2.02

5.48

<0.0001

   Lactate dehydrogenase

1.003

1.002

1.005

0.001

   Creatinine kinase

1.001

1.000

1.001

0.001

   C-reactive protein (CRP)

1.006

1.004

1.008

<0.0001

   Platelet counts

0.993

0.990

0.996

<0.0001

   Hemoglobinuria

2.95

1.64

5.32

<0.0001

   Proteinuria

2.88

1.56

5.29

0.001

Multivariate analysis

Predictor

Odds ratio

(95% CI)

P-value

   Temperature

1.67

1.23

2.32

<0.0001

   No sputum

3.67

1.8

7.4

<0.0001

   Sodium

0.89

0.84

0.96

0.01

   Lactate dehydrogenase

1.003

1.000

1.005

0.007

   C-reactive protein (CRP)

1.006

1.003

1.009

<0.0001

   Platelet counts

0.991

0.987

0.995

<0.0001

  1. * Cl denotes confidence interval; 1 elevated liver enzymes denotes ASAT and/or ALAT.