Impact of Detection Mode in a Large Cohort of Women Taking Part in a Breast Screening Program.

Objective: The aim of this study was to evaluate the existing survival rate and clinical-pathological differences among patients with breast cancer detected by mammographic screening.

Materials And Methods: This multicenter cohort study examined 1,248 patients who took part in a national screening program for the early detection of breast cancer over an eight-year period.

Results: Of the two patient subgroups (interval and screening), we found significant differences in the distribution of prognostic factors, with interval cases presenting at a lower mean age ( = 0.

Impact of adjuvant chemotherapy on the survival of patients with breast cancer diagnosed by screening.

The aim of this study is to determine the survival of patients with breast cancer treated with adjuvant chemotherapy (ACh) after the diagnosis by screening, taking comorbidity into account. This multicenter cohort study examined a population of patients taking part in four national screening programs for the early detection of breast cancer (localized or locally advanced), during the period 2000-2008. Of the 1248 cancers detected, 266 were prevalent (21.