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FOI 2024 014 - Measles cases and vaccination status


Information Requested:

Under the freedom of information act please provide the data you hold on the number of measles cases confirmed in Wales for the previous 5 years. Please also provide the ages and also the vaccination status (MMR) of each person diagnosed. 


Information provided for the answer:

Thank you for your request dated 21st January 2023. 


This information is already available to the public and under Section 21 of the Freedom of Information Act (information accessible by other means), we are not required to provide information in response to a request if the information is already reasonably accessible to you. However, I have attached the link where you can find this information here: 

Measles surveillance and epidemiology - Public Health Wales ( 


Please see below for vaccination status. We are unable to provide a further breakdown as this may identify individuals. 

Overall (2019 - 2023) 

Vaccination Status 




1-2 MMR doses 

Vaccination status unknown 

If you are unhappy with the service you have received in relation to your request and wish to make a complaint or request a review of the decision, you should write to the Corporate Complaints Manager, Public Health Wales NHS Trust, 3, Number 2, Capital Quarter, Tyndall Street, Cardiff, CF10 4BZ.

If you are not content with the outcome of your complaint or review, you may apply directly to the Information Commissioner for a decision. Generally, the ICO cannot make a decision unless you have exhausted the complaints procedure provided by the Trust. The Information Commissioner can be contacted at:

Information Commissioner for Wales
2nd Floor
Churchill House
Churchill Way
CF10 2HH

Telephone: 029 2067 8400