Night-shift work duration and breast cancer risk: an updated systematic review and meta-analysis.

ABSTRACT:

Background

The International Agency for Research on Cancer (IARC) has classified shift work as a possible human carcinogen. The results of systematic on this topic is contradictory. This systematic review and meta-analysis, therefore, aimed to update the current evidence regarding the relationship between night-shift work duration and breast cancer risk.

Methods

PubMed, Web of Science, and Scopus as well as reference list of included studies were searched until December 19, 2020. Observational case-control or cohort studies investigating the relationship between the duration of night-shift work and breast cancer in women were included, which all quantified night-shift work exposure. All statistical analyses were done by Stata version 11.2.

Results

Our literature searc

SUBMITTER: Manouchehri E 

PROVIDER: S-EPMC7927396 | biostudies-literature | 2021 Mar

REPOSITORIES: biostudies-literature