How the Intensity of Night Shift Work Affects Breast Cancer Risk.

Int J Environ Res Public Health · 2021 · PMC8123502 · PMID 33925799

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marginally significantno p-value reported

Women with 20 years or more of cumulative rotating night shift work exposure had a marginally significant higher risk of breast cancer (for ≥20 years of cumulative shift work vs. 0 years: HR = 1.40, 95% CI = 1.00–1.97; p for trend = 0.74) [ 29 ].

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