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. 2014 Jan 8;56(1):2. doi: 10.1186/1751-0147-56-2

Table 1.

Cluster and pulsotype prevalence (numbers (n) and proportions (%)) of Staphylococcus aureus isolates (n = 185) from cases of veterinary-treated clinical mastitis

Cluster n % Cluster group1 Pulsotype n % Pulsotype group1
C1
 6
 3.2
 Less common
 C1a
 3
 1.6
 Less common
 
  
  
  
 C1b
 1
 0.5
 Rare
 
  
  
  
 C1c
 2
 1.0
 Rare
C2
 1
 0.5
 Rare
 C2a
 1
 0.5
 Rare
C3
 18
 9.7
 Less common
 C3a
 17
 9.2
 Less common
 
  
  
  
 C3b
 1
 0.5
 Rare
C4
 1
 0.5
 Rare
 C4a
 1
 0.5
 Rare
C5
 1
 0.5
 Rare
 C5a
 1
 0.5
 Rare
C6
 1
 0.5
 Rare
 C6a
 1
 0.5
 Rare
C7
 1
 0.5
 Rare
 C7a
 1
 0.5
 Rare
C8
 2
 1.0
 Rare
 C8a
 2
 1.0
 Rare
C9
 1
 0.5
 Rare
 C9a
 1
 0.5
 Rare
C10
 5
 2.7
 Less common
 C10a
 3
 1.6
 Less common
 
  
  
  
 C10b
 1
 0.5
 Rare
 
  
  
  
 C10c
 1
 0.5
 Rare
C11
 82
 44.3
 Common
 C11a
 79
 42.7
 Common
 
  
  
  
 C11b
 1
 0.5
 Rare
 
  
  
  
 C11c
 2
 1.0
 Rare
C12
 1
 0.5
 Rare
 C12a
 1
 0.5
 Rare
C13
 1
 0.5
 Rare
 C13a
 1
 0.5
 Rare
C14
 1
 0.5
 Rare
 C14a
 1
 0.5
 Rare
C15
 54
 29.2
 Common
 C15a
 8
 4.3
 Less common
 
  
  
  
 C15b
 40
 21.6
 Common
 
  
  
  
 C15c
 6
 3.2
 Less common
C16
 1
 0.5
 Rare
 C16a
 1
 0.5
 Rare
C17
 7
 3.8
 Less common
 C17a
 3
 1.6
 Less common
 
  
  
  
 C17b
 3
 1.6
 Less common
 
  
  
  
 C17c
 1
 0.5
 Rare
C18 1 0.5 Rare C18a 1 0.5 Rare

1Common = more than 20 isolates per cluster or pulsotype. Less common = 3–19 isolates per cluster or pulsotype. Rare = 1–2 isolates per cluster or pulsotype.