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Accepted for/Published in: JMIR Research Protocols

Date Submitted: Sep 26, 2019
Date Accepted: Nov 26, 2019

The final, peer-reviewed published version of this preprint can be found here:

Effect of Various Invitation Schemes on the Use of Fecal Immunochemical Tests for Colorectal Cancer Screening: Protocol for a Randomized Controlled Trial

Gruner LF, Hoffmeister M, Ludwig L, Brenner H

Effect of Various Invitation Schemes on the Use of Fecal Immunochemical Tests for Colorectal Cancer Screening: Protocol for a Randomized Controlled Trial

JMIR Res Protoc 2020;9(4):e16413

DOI: 10.2196/16413

PMID: 32242518

PMCID: 7165303

Effect of Various Invitation Schemes on Use of Fecal Immunochemical Tests (FITs) for Colorectal Cancer Screening: Protocol for a Randomized Controlled Trial

  • Laura Fiona Gruner; 
  • Michael Hoffmeister; 
  • Leopold Ludwig; 
  • Hermann Brenner

ABSTRACT

Background:

Fecal occult blood testing has been offered for many years in the German healthcare system, but participation rates have been notoriously low.

Objective:

The aim of this study is to evaluate the effect of various personal invitation schemes on the use of fecal immunochemical tests (FITs) in the 50-54 year-old population.

Methods:

Three-armed randomized controlled trial: (A) invitation letter from health insurance plan including FIT test kit; (B) invitation letter from health insurance plan including offer to receive free FIT test kit by mail upon easy-to-handle request (by internet, fax, or reply mail); (C) information letter on existing colonoscopy offer (control). Within Arms A and B random selection of 50% of study population to receive reminder letters, the effects of which are to be evaluated in a substudy.

Results:

17,532 persons aged 50-54 years in a statutory health insurance plan in the southwest of Germany (AOK Baden-Wuerttemberg) receive an initial invitation. Primary endpoint is FIT usage within one year from invitation or information letter. Main secondary endpoints include gender-specific FIT usage within one year, rates of positive test results, rates of colonoscopies following a positive test result, and detection rates of advanced neoplasms.

Conclusions:

This randomized controlled trial will provide important empirical evidence for enhancing colorectal cancer screening offers in the German healthcare system. Clinical Trial: German Clinical Trials Register (DRKS) DRKS00011858, https://www.drks.de/drks_web/setLocale_EN.do


 Citation

Please cite as:

Gruner LF, Hoffmeister M, Ludwig L, Brenner H

Effect of Various Invitation Schemes on the Use of Fecal Immunochemical Tests for Colorectal Cancer Screening: Protocol for a Randomized Controlled Trial

JMIR Res Protoc 2020;9(4):e16413

DOI: 10.2196/16413

PMID: 32242518

PMCID: 7165303

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