Ten-Year Survival of Breast Cancer in Iran: A National Study (Retrospective Cohort Study).

ABSTRACT:

Purpose

This study aimed to estimate the 5- and 10-year survival rates of breast cancer in Iran.

Methods

This retrospective cohort study was performed in 2019 on breast cancer patients registered in the national cancer registry system of Iran during 2007-2014. The patients were contacted to collect their information and status (alive or dead). Age and pathological type of tumor were categorized into five groups, and the place of residence was divided into 13 regions. The Kaplan-Meier method and the Cox proportional hazards model were used for data analysis.

Results

A total of 87,902 patients were diagnosed with breast cancer during the study, 22,307 of whom were followed-up. The 5- and 10-year survival rates of the patients were 80% and 69%, respectively. The mean age

SUBMITTER: Akbari ME 

PROVIDER: S-EPMC9982336 | biostudies-literature | 2023 Feb

REPOSITORIES: biostudies-literature