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Welsh Cancer Intelligence and Surveillance Unit (WCISU)

The Welsh Cancer Intelligence & Surveillance Unit (WCISU) is the National Cancer Registry for Wales and its primary role is to record, store and report on all incidence of cancer for the resident population of Wales wherever they are treated.

About Us

Click here for information about us and what we do.


We conduct our own research and also collaborate with universities in Wales and with numerous large-scale international studies. Click here for more.

Official Statistics - Cancer incidence in Wales, 2002-2020. Pathology samples indicating new cases of cancer in Wales, January 2018-May 2023

The new Cancer Reporting Tool holds Official Statistics for cancer incidence, mortality, and survival in Wales for the years 2002 onwards. The new incidence Official Statistics and experimental pathology data can be explored in the tool. 

Non-Melanoma Skin Cancer Incidence in Wales, 2016-2019

The latest available non-melanoma skin cancer incidence official statistics for Wales for years 2016 to 2019 by cancer subtype, sex, area of residence, area deprivation, age group and tumour location.

Cancer Survival in Wales, 2002-2019

The latest available cancer survival official statistics for Wales based on cancer registration diagnosis years 2002 to 2019, by cancer type, sex, age group, health board of residence and stage at diagnosis.

Cancer Incidence in Wales, 2002-2019

The latest available cancer incidence official statistics for Wales for years 2002 to 2019 by cancer type, sex, stage at diagnosis, health board and area deprivation.

Cancer Mortality in Wales, 2002-2021

The latest available cancer mortality official statistics for Wales for years 2002 to 2021 by cancer type, sex, health board, local authority and area deprivation.

Macmillan-WCISU partnership

Macmillan Cancer Support and the Welsh Cancer Intelligence and Surveillance Unit of Public Health Wales entered into a partnership in April 2017.

Privacy Policy

The purpose of this notice is to inform you of why and how we process your personal data.