UK: Campylobacter survey shows 59% of chickens are positive

05.08.2014

The FSA (Food Standard Agency) has today published the first set of quarterly results from a new survey of Campylobacter on fresh shop-bought chickens. The results show 59% of birds tested positive for the presence of Campylobacter. In 4% of samples Campylobacter was identified on the outside of the packaging.
Campylobacter is killed by thorough cooking, however, it is the most common form of food poisoning in the UK, affecting an estimated 280,000 people a year. The majority of these cases come from contaminated poultry. Previous studies carried out into the prevalence of Campylobacter have also shown around two thirds of raw poultry carries Campylobacter. The 12-month survey, running from February 2014 to February 2015, is looking at the prevalence and levels of Campylobacter contamination on fresh whole chilled chickens and their packaging. The survey will test 4,000 samples of whole chickens bought from UK retail outlets and smaller independent stores and butchers. Today’s results are for the first quarter and represent 853 samples. The results are in two parts: a figure for the contamination levels on each bird, taken from the neck flap, and expressed as cfu/g (colony forming units per gram), and contamination of the outside of the packaging.
The first quarter results show 59% of birds tested positive for the presence of Campylobacter with 16% of birds tested at this stage of the survey indicating the highest level of contamination of >1000 cfu/g.
To note, 10cfu/g is considered the limit of detection for Campylobacter so only contamination found above that level can be confirmed as a positive. The < 10 band includes negative results.

 < 10 CFU/g

10-99 CFU/g

100-1000 CFU/g

>1000 CFU/g

Total sampled

352 (41%)

145 (17%)

219 (26%)

137 (16%)

853 (100%)

Tests of the packaging showed 4% of samples testing positive for the presence of Campylobacter with one sample at the highest level of contamination.

  < 10 CFU/swab

10-99 CFU/swab

100-1000 CFU/swab

>1000 CFU/swab

Not Tested

Total sampled

814 (95%)

26 (3%)

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