Monthly Surveillance Report - Oct 2004
Tuesday 21st March 2023
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Key Notifiable Disease Trends
- Barmah Forest virus infection: a case of Barmah Forest virus infection was notified during October. The case was a female in the 5-9 years age group who had been in Queensland, Australia.
- Brucellosis: a case of brucellosis, confirmed through isolation of the organism, was notified during October. The case was an adult male who had worked in an abattoir in the late 1960’s to mid 1980’s before New Zealand became Brucella-free.
- Gastroenteritis: 130 cases of gastroenteritis were notified during October 2004, compared to 66 cases notified during the same month last year. Two cases were hospitalised. Over half (57.6% or 72/125) of the cases for whom age was recorded were aged over fifty years. Ninety cases were entered in EpiSurv as being linked to four outbreaks. The outbreaks were reported from Waikato, Manawatu, and Wellington (2 outbreaks). The Waikato outbreak alone in a rest home accounted for 68 cases.
- Influenza: This year the influenza sentinel surveillance was extended until the end of October to capture the late peak (Figure 1). During October 478 consultations for influenza-like illness were reported from 79 general practices (on average) in 21 out of 24 health districts. The average weekly consultation rate for October was 28.5 per 100 000 patient population. Otago had the highest consultation rate (102.6 per 100 000 per 100 000), followed by Rotorua (75.0 per 100 000).
- Meningococcal disease: based on earliest date available, 35 cases of meningococcal disease were notified during October 2004, of which 29 (82.9%) were laboratory-confirmed. In comparison, 54 cases were notified the previous month, and 48 cases were notified during October 2003. In October 2004, Tairawhiti DHB recorded the highest current rate of 22.8 per 100 000 population (10 cases). Counties Manukau recorded the highest number of cases (63) with a current rate of 16.8 per 100 000 population.
- Pertussis: during October 2004, 555 cases were notified which is the second highest number notified in any one month since November 2000.
Note: Click on the document links below to open. These documents are in PDF format. You will need to download the free Adobe Acrobat Reader to view them.
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Ph: +64 4 914 0700 Fax: +64 4 914 0770 Email: survqueries@esr.cri.nz |
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