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Table 1 Prevalence of ESBL-producing E. coli in broiler farms (n = 78) in selected provinces in Luzon

From: Prevalence and distribution of blaCTX-M, blaSHV, blaTEM genes in extended- spectrum β- lactamase- producing E. coli isolates from broiler farms in the Philippines

Farm/Samples No. of Positives Prevalence % 95% Confidence Interval P Value*
Lower Upper
Farm 52 66.67 55.08 76.94  
 Province 1 4 44.44 13.70 78.80  
 Province 2 26 66.67 49.78 80.91  
 Province 3 16 80.00 56.34 94.27  
 Province 4 6 60.00 26.24 87.84  
Pooled Cloacal Swabs 47 60.26 48.54 71.17 < 0.0001
Boot Swabs 22 28.21 18.59 39.53  
  1. * There is a significant difference in the prevalence between cloacal and boot swab samples