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Table 3 Independent predictors of receipt of anti-CDI antimicrobial therapy after a negative CDI diagnostic result

From: Clinical and economic impact of the introduction of a nucleic acid amplification assay for Clostridium difficile

Predictor

Univariate model (n = 281)

Multivariate model (n = 281)

OR (95% CI)

P value

aOR (95% CI)

P value

EIA-based CDI assay

3.73 (1.63–8.56)

0.002

4.71 (1.93–11.46)

0.001

Number of tests

1.58 (1.23–2.04)

< 0.001

  

Severe CDI criteria met

4.44 (1.99–9.93)

< 0.001

4.41 (1.91–10.19)

0.001

ID consult

0.30 (0.13–0.67)

0.003

0.31 (0.13–0.73)

0.007

Charlson comorbidity index

1.08 (0.94–1.24)

0.260

  
  1. OR odds ratio, aOR adjusted odds ratio