Table 3. Endemic microorganism profile and number of contaminated pulse oximeter probes in the MICU.

Microorganism	Endemic microorganism, n (%)	Pulse oximeter probe, n
Staphylococcus aureus	29 (21)	1
Klebsiella pneumoniaei	19 (14)	0
Pseudomonas aeruginosa	17 (13)	0
Acinetobacter baumannii complex	11 (8)	0
Candida albicans	8 (6)	0
Escherichia coli	8 (6)	0
Enterococcus faecium	7 (5)	0
Staphylococcus epidermidis	7 (5)	0
Proteus mirabilis	3 (2)	0
Coagulase-negative Staphylococcus	0	6
Candida auris	0	1

MICU = multidisciplinary intensive care unit