Bacteraemia variation during the COVID-19 pandemic; a multi-centre UK secondary care ecological analysis

BMC Infectious Diseases

Table 1 Summary of positive and negative blood cultures collected during the period April 2017 to April 2020 across a six London hospital network

	Group	Number of blood cultures	% of total blood cultures
Blood cultures with no growth (N; % of all blood cultures)		109,144	91.27%
Blood cultures with isolate identified (N; % of all blood cultures)	CoNS all	2855	2.39%
	- CLABSI	2466	2.06%
	- Non-CLABSI	341	0.29%
	- Unknown	48	0.04%
	S.pneumoniae	78	0.07%
	GNR-E	3508	2.93%
	GNR-NE	790	0.66%
	Other	1975	1.65%
	S.aureus	988	0.83%
	Yeasts	246	0.21%

Abbreviations: CoNS coagulase negative staphylococci, CLABSI Central line associated blood stream infection, Non-CLABSI Non-central line associated blood stream infection, Unknown unable to classify if CLABSI or Non-CLABSI, S.pneumoniae Streptococcus pneumoniae, GNR-E Gram Negative Rods – Enterobacterales, GNR-NE Gram Negative Rods- Non Enterobacterales, Other including Group A/B/C/G Streptococci, Gram positive rods, Actinobacillus spp., Aerococcus spp., Microbacterium spp., Micrococcus spp, S.aureus Staphylococcus aureus (both meticillin susceptible and meticillin resistant), Yeasts predominantly Candida spp.

ISSN: 1471-2334