Annual Summary of Outbreaks in New Zealand, 2010

Saturday 21st September 2019


Summary of outbreaks in 2010

There were 606 outbreaks reported during 2010 involving 6321 cases. A total of 94 cases required hospitalisation and one case died.

The highest number of outbreaks was reported by Auckland Public Health Unit, which represented 47.5% of all outbreaks in 2010.

The causal agent (pathogen, toxin or chemical) was identified in 71.6% of outbreaks.

Enteric agents were implicated in 94.2% of outbreaks. The most commonly identified pathogen was norovirus, followed by Giardia spp. and Cryptosporidium spp. The most commonly implicated non-enteric agent was Bordetella pertussis.

The most common settings where exposure to or transmission of causal agents occurred were the home environment and at restaurants/cafes.

Person-to-person transmission was reported for 73.6% of outbreaks in 2010. Multiple modes of transmission were implicated in 31.8% of outbreaks.

The most commonly implicated food types in outbreaks associated with a foodborne mode of transmission was poultry, followed by shellfish and dairy.

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Annual Summary of Outbreaks in New Zealand, 2010

 

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Annual Summary of Outbreaks in New Zealand, 2010

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