Monthly Surveillance Report - Jan 2005

Monday 23rd September 2019


Key Notifiable Disease Trends

  • Legionellosis: eight cases of legionellosis were notified in January, of whom six were confirmed. Three cases were reported from the Hutt, and one each from Northland, Waitemata, Waikato, Taranaki, and Canterbury DHBs. The cases range in age from 41 to 65 years. The species involved were Legionella longbeachae serogroup 1 (3 cases), L. pneumophila serogroup 1 (2) and L. pneumophila serogroup 4 (1). 
  • Malaria: four cases of malaria were notified in January. The cases range in age from 34 to 51 years and have been overseas during the incubation period. The countries visited were Tanzania (2 cases), Sudan, and Zimbabwe. All the cases were infected with Plasmodium falciparum.
  • Meningococcal disease: based on earliest date available, 22 cases of meningococcal disease were notified during January 2005, of which 18 (81.8%) were laboratory-confirmed. In comparison, 17 cases were notified the previous month, and 19 cases were notified during January 2004. For the previous 12 months, Tairawhiti DHB recorded the highest current rate of 29.6 per 100 000 population (13 cases). Counties Manukau recorded the highest number of cases (47) with a current rate of 12.5 per 100 000 population.
  • Pertussis: during January 2005, 423 cases were notified, a 31.2% decrease compared with the peak of 615 cases in November 2004  (Figure 1). Of the 423 January 2005 cases, 119 (28.1%) were laboratory-confirmed and 11 cases (3.4%, 11/321) had been hospitalised. Canterbury DHB had the highest number of cases (116). For the previous 12 months, Southland DHB had the highest current incidence rate of 660.9 per 100 000 population (74 cases), compared to a national rate of 101.8 per 100 000 population.
  • Ross River virus:  one laboratory-confirmed case of Ross River virus infection was notified in January from Waikato DHB. The case was an adult male who had been in Darwin and Queensland, Australia during the incubation period.

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Report:

Monthly Surveillance Report - Jan 2005

Tables:

Monthly National Totals - Jan 2005

Monthly DHB Totals - Jan 2005

Monthly Rolling Totals - Jan 2005

 

DOWNLOADS

Monthly Surveillance Report - Jan 2005

Tables:

Monthly National Totals - Jan 2005

Monthly DHB Totals - Jan 2005

Monthly Rolling Totals - Jan 2005

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