Annual Summary of Outbreaks in New Zealand, 2017

Saturday 21st September 2019


Annual Summary of Outbreaks in New Zealand, 2017

There were 644 outbreaks reported during 2017, involving 11,963 cases. A total of 195 cases required hospitalisation and 21 cases died.

The highest number of outbreaks was reported by Auckland Regional Public Health Service.

The causal agent (pathogen, toxin or chemical) was identified in 70.3% of outbreaks.

Enteric agents were implicated in 88.0% of outbreaks. The most commonly identified pathogen was norovirus, followed by Cryptosporidium spp., and Giardia spp. The most commonly implicated non-enteric agents were influenza and influenza-like illness.

The most common settings where exposure to or transmission of causal agents occurred were long-term care facilities and childcare centres.

Person-to-person transmission was reported for 85.2% of outbreaks in 2017.

The most commonly implicated pathogens in foodborne outbreaks were norovirus, Campylobacter and Salmonella.

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Annual Summary of Outbreaks in New Zealand, 2017

 

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Annual Summary of Outbreaks in New Zealand, 2017

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