Monthly Surveillance Report - May 2008

Wednesday 18th September 2019


Key notifiable disease trends

  • Brucellosis: One case of brucellosis was notified in May 2008 from Waikato DHB. The case had been to Tonga during December 2007 and drank tap water.
  • Campylobacter: The number of campylobacter notifications has continued to drop from 397 in April 2008 to 379 in May 2008. For the 12 month period ending 31 May 2008 the national rate was 214.7 per 100 000 population compared to 369.1 for the same 12 month period last year.
  • Cryptosporidiosis: 32 cryptosporidiosis cases were notified in May 2008 compared to 86 cases notified in the same month of the previous year. For the 12 month period ending 31 May 2008 the national rate was 16.5 per 100 000 population compared to 23.1 for the same 12 month period last year.
  • Giardiasis: 173 giardiasis cases were notified in May 2008 compared to 133 cases notified in the same month of the previous year. The highest number of the cases were reported from Capital and Coast (37), and Canterbury (28) DHBs. For the 12 month period ending 31 May 2008, Capital and Coast DHB recorded the highest annual incidence rate of 70.7 per 100 000 population (37 cases) compared to the national rate of 34.7 per 100 000 population. Among the cases for whom this information was recorded, 53.3% (8/15) hadrecreational water contact,40.0% (4/10) had consumed non-habitual water supply, 40.0% (6/15)had contact with other symptomatic people, 40.0% (12/30) had been overseas, 38.5% (5/13) had consumed untreated water,28.6% (4/14) had consumed food from a food premise, 26.7% (4/15) had contact with farm animals, 25.0% (4/16) had attended school, pre-school or childcare, and 7.1% (1/14)had contact with sick animals during the incubation period.
  • Hydatid disease: One case of hydatid disease was notified in May 2008. The case was from Otago DHB in the 50-59 years age group with a long history of employment on farms and freezing works.Leprosy: One case of leprosy, still under investigation was notified in May 2008. The case was from Canterbury DHB who had been to Papua New Guinea during the incubation period. This is an old case with the onset date of October 2007.
  • Measles: Three cases of measles were notified in May 2008 compared to one notified case in the same month of the previous year. The cases were reported from Hawke’s Bay (2) and Capital and Coast (1) DHBs. One case aged 15-19 years was laboratory confirmed and not immunised. Another case aged 1-4 years is awaiting laboratory confirmation and has received one dose of MMR. The remaining case aged 10-14 years was not laboratory confirmed or immunised.
  • Meningococcal disease: Based on the earliest date available, seven cases of meningococcal disease were notified during May 2008, six (85.7%) were laboratory-confirmed. In comparison, seven cases were notified the previous month, April 2008, and eight cases were notified during the same month last year, May 2007. For the 12 month period ending 31 May 2008, Hawke’s Bay DHB recorded the highest incidence rate of 8.5 per 100 000 population (13 cases), followed by Tairawhiti (4.4 per 100 000, 2 cases), and Northland (3.9 per 100 000, 6 cases). The highest age-specific incidence rate was in infants aged less than one year (27.5 per 100 000 population, 17 cases), followed by those in the 1-4 years age group (13.9 per 100 000 population, 32 cases), and those in the 5-9 years age group (5.2 per 100 000 population, 15 cases).
  • Mumps: Six cases of mumps were notified in May 2008 compared to two notified cases in the same month of the previous year (Figure 2). The cases were reported from Waitemata (2), Auckland (1), Counties Manukau (1), Lakes (1), and Canterbury (1) DHBs. Two cases were laboratory confirmed aged 1-4 years and 40-49 years, one not immunised, one unknown. Of the remaining four non-laboratory confirmed cases, three were recorded as immunised but the number of doses received was unknown. One case had been to Rarotonga during the incubation period.
  • Rubella: Three cases of rubella were notified in May 2008 bringing the year to date total to five. The cases were reported from Bay of Plenty (2) and Waitemata (1) DHBs, aged 1-4 years (2) and <1 year (1). One case was not immnunised, the other two cases had unknown immunisation status. Laboratory confirmation is unknown for two cases and awaited for the remaining case.
  • Shigellosis: 23 cases of shigellosis were notified in May 2008 compared to 16 notified cases in the same month of the previous year. The cases were reported from Counties Manukau (9), Auckland (5), Capital and Coast (3), Waitemata (2), Canterbury (2), Nelson Marlborough (1), and Otago (1) DHBs. One case was hospitalised. The serotype involved was identified for 22 of the cases. The dominant serotypes were: Shigella sonnei biotype g (8 cases), S. sonnei biotype a (5), S. flexneri 2 (2), S. flexneri 2a (2), S. flexneri 6 (2), S. boydii 5 (1), S. flexneri 3d (1), and S. flexneri 1 (1).
  • Taeniasis: One case was notified with taeniasis in May 2008. The case was from Auckland DHB and had been to Afghanistan during the incubation period.

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.

Report:

Monthly Surveillance Report - May 2008

Tables:

Monthly National Totals - May 2008

Monthly DHB Totals - May 2008

Monthly Rolling Totals - May 2008

 

DOWNLOADS

Monthly Surveillance Report - May 2008

Tables:

Monthly National Totals - May 2008

Monthly DHB Totals - May 2008

Monthly Rolling Totals - May 2008

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