Table 3.

Results of the counting of microorganisms colonies forming units in samples of intrauterine content of bitches with pyometra.

Microorganism (MO) isolated	Number of samples from which the MO was isolated	Median of C.F.U./mL	Minimum-Maximun
Escherichia coli	151	7,600,000	300 - 13,700,000,000
Klebsiella pneumoniae subsp. pneumoniae	6	13,450,000	695,000 - 15,600,000
Citrobacter diversus	6	11,950,000	500,000 - 99,000,000
Staphylococcus kloosii	6	1,140,500	225,000 - 11,200,000
Streptococcus spp.	5	18,500,000	16,200,000 - 104,000,000
Pseudomonas aeruginosa	4	907,500	80,000 - 1,440,000
Salmonella spp.	4	12,100,000	10,000,000 - 18,900,000
Proteus mirabilis	4	850,350	600 - 1,790,000
Morganella morgani	2	1,450	1,300 - 1,600
Klebsiella pneumoniae subsp. azanae	2	862,500	685,000 - 1,040,000
Staphylococcus schleiferi subsp. coagulons	2	36,100,000	9,700,000 - 62,500,000
Staphylococcus intermedius	2	1,308,000,000	266,000,000 - 2,350,000,000
Staphylococcus epidermidis	2	1,185,000	1,060,000 - 1,310,000
Streptococcus canis	2	624,000	138,000 - 1,110,000
Corynebacterium jeikeium	2	10,000	5,000 - 15,000
Enterococcus faecium	2	440,000	405,000 - 475,000