Value of Time to Positivity of Blood Culture in Children with Bloodstream Infections

Table 2

The rate and distribution of 808 positive strains in four time periods.

Microorganisms	Total	0–24 h		24–48 h		48–72 h		>72 h
		No.	Proportion (%)	No.	Proportion (%)	No.	Proportion (%)	No.	Proportion (%)
CoNS+	413	61	14.8	263	63.7	78	18.9	11	2.7
CoNS++	87	13	14.9	65	74.7	9	10.3	0	0
S. aureus	29	18	62.1	11	37.9	0	0	0	0
Enterococcus	53	29	54.7	24	45.3	0	0	0	0
Streptococcus	39	33	84.6	6	15.4	0	0	0	0
Other positive	15	6	40	7	46.7	2	13.3	0	0
K. pneumoniae	68	61	89.7	6	8.8	1	1.5	0	0
E. coli	26	24	92.3	2	7.7	0	0	0	0
P. aeruginosa	12	11	91.7	1	8.3	0	0	0	0
A. baumannii	11	9	81.8	2	18.2	0	0	0	0
Other negative	28	20	71.4	7	25.0	1	3.6	0	0
Fungi	27	2	7.4	21	77.8	3	11.1	1	3.7
Total	808	287	35.5	415	51.4	94	11.6	12	1.5

CoNS: coagulase-negative Staphylococcus.