Health - Notifiable diseases by age group 2020

Institute of Environmental Science and Research Limited


Disease: Diseases notifiable to the Medical Officer of Health under the Health Act 1956 and the Tuberculosis Act 1948 (
Individual disease definition is found here


Please note only acute cases of Hepatitis B and C are notifiable.
Not every case of acute gastroenteritis is necessarily notifiable, only those where there is a suspected common source or from a person in a high risk category (for example, a food handler, an early childhood service worker) or single cases of chemical, bacterial, or toxic food poisoning such as botulism or toxic shellfish poisoning.


Notifiable disease data collected and reported by agencies other than ESR is not presented in this dataset i.e., acquired immunodeficiency syndrome (AIDS), Creutzfeldt-Jakob disease and other spongiform encephalopathies, lead absorption equal to or in excess of 0.48 µmol/L, and poisoning arising from chemical contamination of the environment.

Data provided by

Institute of Environmental Science and Research Limited

Dataset name

New Zealand Notifiable Diseases Statistics 2020


How to find the data

At URL provided, select 'Notifiable Diseases tables by age, sex, ethnic group, 2020'.

Import & extraction details

File as imported: New Zealand Notifiable Diseases Statistics 2020

From the dataset New Zealand Notifiable Diseases Statistics 2020, this data was extracted:

  • Sheet: DiseasebyAgeGroup
  • Range: C5:O56
  • Provided: 676 data points

Dataset originally released on:

February 23, 2021

Purpose of collection

The main purpose of surveillance is to provide information for action. Information provided by regular surveillance reports enables effective monitoring of rates and distribution of disease, detection of outbreaks, monitoring of interventions, and predicting emerging hazards.