Signed family physician reminder letters to women overdue for screening mammography: A randomized clinical trial.

Objective: To determine whether signed family physician reminder letters to women overdue for screening mammography prompts rescreening.

Methods: A randomized double-blind trial conducted in 2013 among women aged 51-73 and overdue for screening by 6-24 months. The study was carried out by the publicly funded British Columbia Cancer Agency Screening Mammography Program, which routinely sends standard reminder postcards to women who are due for mammography.