Time lag to benefit after screening for breast and colorectal cancer: meta-analysis of survival data from the United States, Sweden, United Kingdom, and Denmark.

ABSTRACT:

Objectives

To determine a pooled, quantitative estimate of the length of time needed after breast or colorectal cancer screening before a survival benefit is observed.

Design

Meta-analysis of survival data from population based, randomized controlled trials comparing populations screened and not screened for breast or colorectal cancer. Trials were identified as high quality by reviews from the Cochrane Collaboration and United States Preventive Services Task Force.

Setting

Trials undertaken in the United States, Denmark, United Kingdom, and Sweden.

Population

Screened patients older than 40 years.

Primary outcome measures

Time to death from breast or colorectal cancer in screened and control populations.

Interventions

Fecal occult blood testing f

SUBMITTER: Lee SJ 

PROVIDER: S-EPMC4688425 | biostudies-literature | 2013 Jan

REPOSITORIES: biostudies-literature