Search the entire Understanding Patient Data site Search Improving management of chronic kidney disease Monitoring blood test results alerts GPs if a person’s health is deteriorating Equal access to bowel cancer treatments in Yorkshire Supporting research into rare diseases Using registry data to search for treatments for rare diseases Using data to plan services for people living with and beyond cancer Comparing cancer survival rates worldwide The impact of air pollution on health Using pan-European data to understand how air pollution affects health Disproving the link between the MMR vaccine and autism Investigating trends in diabetes across ethnic groups Understanding why diabetes rates vary between ethnic groups