The New Zealand Institute for Public Health and Forensic Science (PHF Science) was formerly named The Institute of Environmental Science and Research (ESR).

Human salmonella isolates 2007

01 January 2007

Enteric reference testing

Please note: As of 1 July 2025, the New Zealand Institute for Public Health and Forensic Science (PHF Science) is the new name for the Institute of Environmental Science and Research (ESR). Research and reports published prior to this date may reference the organisation’s former name.

Click to download the isolates data below, or scroll to read the annual summary

Annual summary 2007

There were 1341 human Salmonella isolates confirmed in 2007 (2006 n= 1404).  S. Typhimurium phage type 160 remains the predominant strain, representing 11.3% of total isolates (18.5% 2006).  S. Typhimurium phage type 1 and S. Infantis have increased to 6.8% (5% 2006) and 6.4% (4% 2006) respectively.

There were four significant outbreaks:

S. Typhimurium phage type 156 - 18 cases connected to a privately catered function.
S. Montevideo - 7 cases connected to a Wellington food premise.
S. Chester - 25 cases with no common food source identified.
S. Enteritidis phage type 26 - 6 cases connected to a privatley catered function.