The distribution of pathogens and their antimicrobial susceptibility patterns among canine surgical wound infections in Sweden in relation to different risk factors

Table 3 Isolated pathogens presented by antimicrobial treatment

	Antimicrobial treatment (n)		Susceptibility to the antimicrobial used (n)			Duration of treatment (n)			Isolates from cases treated at time of sampling (n)	Susceptibility to the antimicrobial used (n)
	No treatment	Treatment	Susceptible isolates	Resistant isolates	Not determined	≤1 day	≤1 week	≥1 week	Isolates from cases treated at time of sampling (n)	Susceptible isolates	Resistant isolates	Not determined
*Staphylococcus pseudintermedius*	(64)	(26)	(20)	(5)	(1)	(5)	(5)	(16)	(13)	(10)	(3)	(0)
beta haemolytic *Streptococcu* s spp.	(35)	(12)	(12)	(0)	(0)	(2)	(3)	(7)	(8)	(8)	(0)	(0)
*Escherichia coli*	(8)	(13)	(1)	(9)	(3)	(0)	(9)	(4)	(9)	(0)	(8)	(1)
*Staphylococcus aureus*	(9)	(6)	(6)	(0)	(0)	(6)	(0)	(0)	(0)	(0)	(0)	(0)
*Staphylococcus schleiferi*	(4)	(3)	(2)	(1)	(0)	(1)	(1)	(1)	(1)	(0)	(1)	(0)
*Pasteurella multocida*	(6)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)
*Proteus mirabilis*	(4)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)	(0)
*Pseudomonas aeruginosa*	(2)	(2)	(1)	(0)	(1)	(0)	(1)	(1)	(2)	(1)	(0)	(1)
No. of isolates, percentages in brackets	(132) 68%^a	(62) 32%^a	(42) 68%^b	(15) 24%^b	(5) 8%^b	(14) 22%^b	(19) 31%^b	(29) 47%^b	(33) 17%^a	(19) 58%^c	(12) 36%^c	(2) 6%^c

Isolated pathogens presented by antimicrobial treatment; no treatment or treatment administered, susceptibility or resistance of respective isolate to the antimicrobial used, duration of treatment and whether treatment was ongoing at time of sampling or not.
^aPercentage of all of the 194 pathogenic isolates included in the study.
^bPercentage of the 62 isolates from dogs that had received antimicrobial treatment prior to sampling.
^cPercentage of the 33 isolates from dogs that received antimicrobial at time of sampling.

ISSN: 1751-0147