Management and investigation of a Serratia marcescens outbreak in a neonatal unit in Switzerland – the role of hand hygiene and whole genome sequencing

Table 1 Products, materials and surfaces tested for microbiological growth – Serratia marcescens outbreak at the University of Geneva Hospitals, 2013

Products, materials and surfaces	N (%)
Hand and skin disinfectants	66 (28.6)
Hypochlorite solution 225 ppm to disinfect pacifiers and nipple shields	25 (10.8)
Ointments and body lotions	25 (10.8)
Computer keyboards	20 (8.7)
Medicated and non-medicated soaps	20 (8.7)
Bowls for body care	17 (7.4)
Water from incubators	11 (4.8)
Tap water	10 (4.3)
Tubs	9 (3.9)
Sinks	9 (3.9)
Water from CPAP^a tubes	6 (2.6)
Other materials or surfaces	13 (5.6)
Total	231 (100)

There was no growth for S. marcescens on any of the tested products, materials or surfaces
^aCPAP continuous positive airway pressure

ISSN: 2047-2994