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Table 4 Detailed description and percentages of food, beverages and environmental samples which contained Cronobacter spp. isolates

From: Isolation of Cronobacter spp. (formerly Enterobacter sakazakii) from infant food, herbs and environmental samples and the subsequent identification and confirmation of the isolates using biochemical, chromogenic assays, PCR and 16S rRNA sequencing

Sample Type Number of Samples of a category Number of Cronobacter spp. isolates % of samples positive for Cronobacter spp.
Infant Formula and infant Foods    
   Infant foods 40 1 2.5
Herbs and Herbal Beverages    
   Liquorice 4 4 100
   Thyme 4 1 25
   Anise 8 4 50
   Chamomile 8 2 25
   Fennel 6 3 50
   Sage 2 1 50
Mixed Spices 15 11 73.3
Environmental (vacuum dust) 6 2 33.3
Total 93 29 31.2