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Table 2 Odds ratios (OR) from the logistic regression model with 95% confidence intervals (CI) used for the prediction of the probability of nasal carriage of Methicillin-resistant Staphylococcus aureus

From: Prevalence dependent calibration of a predictive model for nasal carriage of methicillin-resistant Staphylococcus aureus

Variable

Crude OR (95% CI)

Adjusted OR (95% CI)

pW

Score

Age

1.04 (1.02,1.05)

1.03 (1.01,1.05)

< 0.001

Age - 10

Nursing home

5.94 (3.02,11.67)

3.00 (1.45,6.19)

0.003

37

Admission diagnosis: A or J

4.84 (2.24,10.45)

3.18 (1.39,7.28)

0.006

39

Emergency admission

2.58 (1.48,4.5)

1.93 (1.08,3.47)

0.028

22

  1. Pw: p-value according to the Wald-Test. An initial score for a patient is calculated by subtracting 10 from age and adding values in column “Score”, if the corresponding variable is true. If prevalence differs from 2.3%, a correction score (Figure 5) has to be added.
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BMC Infectious Diseases

ISSN: 1471-2334

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