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Table 5 Multiple logistic regression: potential risk factors for complications of S. aureus bacteraemia

From: C-reactive protein predicts complications in community-associated S. aureus bacteraemia: a cohort study

Covariates [n = 139]

ORadj

95% CI

p-value

95% CIa

p-value

Age

1.03

(1.01, 1.06)

0.013

(1.01, 1.06)

0.014

Haemodialysis

0.09

(0.01, 0.97)

0.047

(0.01, 0.71)

0.023

Nausea

0.44

(0.18, 1.07)

0.070

(0.18, 1.07)

0.069

Diabetic foot ulcer entry point

0.12

(0.02, 0.62)

0.012

(0.02, 0.77)

0.025

Unknown entry point

3.94

(1.31, 11.84)

0.015

(1.33, 11.62)

0.013

Indwelling medical device entry point

4.58

(1.21, 17.26)

0.025

(1.14, 18.35)

0.032

CRP over 161 mg/L on day of admission

3.56

(1.29, 9.79)

0.014

(1.22, 10.40)

0.020

White blood cell count over 14.85 × 109 cells/L on day of admission

2.93

(0.89, 9.69)

0.077

(0.93, 9.28)

0.067

  1. ORadj Adjusted Odds Ratio
  2. Post estimation tests: Hosmer-Lemeshow’s goodness of fit: chi2(8) = 5.12, p = 0.744, Area Under Curve (AUC) = 0.85, Correctly Classified = 79.1%
  3. aRobust Standard Errors used to calculate 95% CIs