Monthly Surveillance Report - May 2004

Saturday 21st September 2019


Key Notifiable Disease Trends

  • Giardiasis: a total of 122 cases was notified in May 2004 of whom 113 (92.6%) were confirmed. In comparison, 117 cases were notified during the same month last year.
  • Hepatitis A: six cases of hepatitis A were notified in May, compared to four cases notified during the same month last year. Three cases were reported from Counties Manukau, Capital and Coast (2 cases), and Auckland (1 case) DHBs.
  • Influenza: during May, 258 consultations for influenza-like illness were reported from 65 general practices (on average) in 22 out of 24 health districts.  The average weekly consultation rate for May was 19.1 per 100 000 patient population. Otago had the highest consultation rate (106.4 per 100 000).
  • Leptospirosis: a total of 10 cases of leptospirosis was notified in May, bringing the year to date total to 51.  Occupation was recorded for 6 of the 10 cases. Five cases worked in the meat processing industry and one in the pet food industry.
  • Meningococcal disease: based on ‘earliest date available’, 29 cases of meningococcal disease were notified during May 2004, of which 18 (62.1%) were laboratory-confirmed. In comparison, 25 cases were notified the previous month, and 44 cases were notified during May 2003.
  • Pertussis: during May 2004 there were 126 pertussis notifications, compared to 69 cases the previous month, and 25 cases during May the previous year. Otago DHB experienced the highest monthly incidence rate of 24.0 per 100 000 (41 cases), compared to a national rate of 3.4 per 100 000.
  • Rickettsial disease: one laboratory-confirmed case of rickettsial disease  was notified in May from Auckland DHB. The case was a female in the 50-59 years age group who had recently returned from Thailand. The suspected source of infection was contact with infected rats.
  • Ross River virus: one confirmed case of Ross River virus was notified in May from Canterbury DHB.  The case was an Australian tourist in the 60-69 years age group, from the New South Wales/Queensland border, an area where Ross River virus is endemic.
  • Typhoid: two confirmed cases of typhoid were notified in May from Auckland and Waikato DHBs. The cases were females in the 20-29 years age group.
  • Yersiniosis: 43 cases of yersiniosis were notified in May, compared to 21 cases notified during the same month last year.  The current year to date rate of 12.9 per 100 000 is higher than the previous year to date rate of 11.4 per 100 000.

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Report:

Monthly Surveillance Report May 2004

Tables:

Monthly National Totals - May 2004

Monthly DHB Totals - May 2004

Monthly Rolling Totals - May 2004

 

DOWNLOADS

Monthly Surveillance Report May 2004

Tables:

Monthly National Totals - May 2004

Monthly DHB Totals - May 2004

Monthly Rolling Totals - May 2004

Ph: +64 4 914 0700 Fax: +64 4 914 0770 Email: survqueries@esr.cri.nz