Development of a prediction model for bacteremia in hospitalized adults with cellulitis to aid in the efficient use of blood cultures: a retrospective cohort study

Table 3 Multivariable analysis to identify the risk factors for true bacteremia in the 351 cellulitis cases

Variables	OR	95 % CI	p-value
Age ≥65 years	3.924	1.524–10.104	0.05
Duration after onset of disease, prior to admission (days)	0.998	0.885–1.125	0.977
Purulent group	1.899	0.629–5.734	0.256
Liver cirrhosis	6.760	1.805–25.316	0.05
SIRS	15.182	4.802–47.997	<0.001
Involvement of non-lower extremities	3.994	1.504–10.603	0.05
WBC	0.948	0.874–1.029	0.204
CRP	1.006	0.954–1.060	0.836

CI confidence interval, CRP C-reactive protein, OR odds ratio, SIRS systemic inflammatory response syndrome, WBC white blood cell count

ISSN: 1471-2334