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Table 4 Univariate and multivariate analysis of the dichotomized variables

From: Validating a clinical prediction score for Legionella-related community acquired pneumonia

  Univariate analysis   Multivariate analysis
B OR (95% CI) p AUC (95% CI) B OR (95% CI) p
Temperature > 39.4 °C 0.77 2.17 (1.24–3.78) 0.006 0.57 (0.50–0.63) 0.45 1.56 (0.66–3.70) 0.311
Dry cough   See Table 3    0.82 2.28 (1.10–4.73) 0.027
Sodium < 133 mmol/L 1.84 6.27 (3.72–10.58) < 0.001 0.71 (0.64–0.77) 1.44 4.24 (1.98–9.08) < 0.001
LDH > 225 mmol/L 3.74 42.1 (17.4–101.7) < 0.001 0.81 (0.76–0.86) 3.42 30.54 (11.3–82.4) < 0.001
CRP > 187 mg/L 2.64 14.0 (7.3–26.9) < 0.001 0.75 (0.70–0.81) 2.23 9.29 (4.11–21.03) < 0.001
Platelets < 171 × 109/L 0.56 1.76 (1.03–3.01) 0.039 0.55 (0.49–0.62) 0.70 2.02 (0.88–4.65) 0.099
  1. OR odds ratio, CI confidence interval, AUC area under the curve, LDH lactate dehydrogenase, CRP C-reactive protein