“We have to guard against making oversimplified statements, for example that the quality of care is either good or bad.”
Lucia Kossarova, Ian Blunt and Martin Bardsley. “Summary: International comparisons of healthcare quality” Nuffield Trust website. Retrieved 14 February 2023
The statement from the Nuffield Trust when comparing data across countries can equally apply to comparing organisations (e.g., hospitals) across a county.
It has to be remembered that different organisations can serve very different populations (including in relation to age and wealth) with an associated diverse range of health needs. In addition, the ease of recruiting health care staff can also vary, even across a county.
However, the data can suggest trends and also can give some absolute outcomes. Some comparative data is provided for: