Typhimurium did not display a clear trend, even though for this serovar a progressive decrease in the percentage of reports from pigs occurred during the last 3 years.
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The European Union summary report on trends and sources of zoonoses, zoonotic agents and food-borne outbreaks in 2015.
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The sentences
Overall, a decreasing trend in confirmed Q fever cases was observed over the period 2008–2015 in the EU/EEA.
It should be noted that these three studies were showing a negative trend in time in the number of hospitalisations.
As an effect of the implementation of this regulation, a positive trend in the number of samples tested was observed in 2014 and confirmed in 2015.
For Northern Ireland a low prevalence (> 1–10%) of test‐positive herds was reported, but with a slightly increasing trend.
There was an increasing trend observed over the 8‐year‐period in the EU/EEA (Figure 30 ), however, statistical testing for trend is not suitable due to the outbreak peak in 2011.