Comparison of the frequency of bacterial and viral infections among children with community-acquired pneumonia hospitalized across distinct severity categories: a prospective cross-sectional study

Table 6 Multivariable logistic regression analysis of bacterial infection and age (predictors) and severity (outcome) upon admission of hospitalized children with community-acquired pneumonia

Predictors	Severity by the World Health Organization 2000 criteria		unadjOR (95 % CI)	p	adjustOR (95 % CI)	p
	Non-severe (n = 53)	Severe or very severe (n = 128)
Bacterial infection^a	16 (30.2)	56 (43.8)	1.5 (0.7–3.1)	0.3	1.7 (0.8–3.5)	0.2
Age (months)^b	23 (13–35)	16 (9–26)	0.8 (0.6–0.99)	0.04	0.7 (0.5–1.0)	0.07
	Severity by the World Health Organization 2013 criteria
	Non-severe (n = 164)	Severe (n = 17)
Bacterial infection^a	63 (38.4)	9 (52.9)	2.3 (0.7–7.1)	0.2	2.3 (0.7–7.3)	0.2
Age (months)^b	17 (10–27)	18 (13–24)	1.0 (0.6–1.6)	1.0	0.9 (0.6–1.6)	0.8

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