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

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

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 CPAPa tubes 6 (2.6)
Other materials or surfaces 13 (5.6)
Total 231 (100)
  1. There was no growth for S. marcescens on any of the tested products, materials or surfaces
  2. aCPAP continuous positive airway pressure