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Table 2 Total prevalence of E. coli isolated from all examined samples (feeder, drinker, wall, floor and organs of diseased broiler chickens)

From: The occurrence of the multidrug resistance (MDR) and the prevalence of virulence genes and QACs resistance genes in E. coli isolated from environmental and avian sources

SourcesType of samplesNo. of examined samplesE. coliChi square
P value
No.%
Environmental samplesFeeder321237.50.0792 NS
Drinker321031.25
Wall36411.11
Floor421228.57
Total1423826.76
Organs of diseased broiler chickens (ExPEC)Heart703042.86< 0.0001*
Liver825060.98
Lung12433.33
Yolk30620
Spleen16850
Air sac1616100
Total22611450.44< 0.0001*
Total of all36815241.30
  1. %The percentage was calculated according to the no. of each type of samples