Under investigation - A case which has been notified but information is not yet available to classify it as confirmed or not a case.

Probable - Not applicable.

Confirmed - Laboratory definitive evidence of HIV infection.

Not a case - A case that has been investigated and subsequently found not to meet the case definition.

For more information refer to the Human Immunodeficiency Virus (HIV) section of the Communicable Disease Control Manual.

For the most up-to-date information on the epidemiology of HIV and AIDS in New Zealand, refer to AIDS – New Zealand, the newsletter produced by the AIDS Epidemiology Group (AEG).