Published in:
01-10-2000 | Meeting abstract
The long term follow up of a cohort of women invited to NHS breast screening
Authors:
A ThrelfalI, C Woodman
Published in:
Breast Cancer Research
|
Special Issue 2/2000
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Excerpt
We describe the long-term follow-up of a closed cohort of 44349 women first invited to screening between January 1, 1989, and September 30, 1990. For all members of the cohort, screening histories up to September 30, 1999 were obtained. Individual records were matched with the North West Regional Cancer Registry and the NHS Central Register to determine all breast cancers occurring before December 31, 1998, deaths that have occurred before December 31, 1999 and losses to follow-up during the study period. This has allowed us to identify, for the first time, inter alia compliance with invitations to repeated screening, occurrence of cancers and deaths in non-attenders and the distribution of cancers and deaths in women attending screening. …
