KCCCR trial to study the effect on breast cancer mortality of annual mammographic screening starting at age 40

Not Applicable

Completed

• Conditions: Breast cancer; Cancer

• Registration Number: ISRCTN24647151
• Lead Sponsor: Medical Research Council (MRC) (UK)

Brief Summary

1999 protocol in: http://www.ncbi.nlm.nih.gov/pubmed/10572845 2002 Implications of pathologist concordance in: http://www.ncbi.nlm.nih.gov/pubmed/11979379 2006 results in: http://www.ncbi.nlm.nih.gov/pubmed/17161727 2010 assessment of contamination in the control group: http://www.ncbi.nlm.nih.gov/pubmed/20233850 2015 results in: http://www.ncbi.nlm.nih.gov/pubmed/26206144 2016 results in: http://www.ncbi.nlm.nih.gov/pubmed/26847236 2020 results in https://pubmed.ncbi.nlm.nih.gov/32800099/ (added 19/08/2020)

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2000-04-06
• Study Completion: 2010-12-31
• Last Update Posted: 31 August 2020

Recruitment & Eligibility

• Status: Completed
• Sex: Female
• Target Recruitment: 160000

Inclusion Criteria

Women aged 40-41 identified from Health Authorities registers

Exclusion Criteria

Women under care for breast cancer may be removed from the prior notification list by the GPs prior to randomisation

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Deaths from breast cancer in women free of the disease at trial entry in the two groups. Information on prognostic factors of all breast cancers is also collected.

Secondary Outcome Measures

Name	Time	Method
ot provided at time of registration