Citation

Erren TC, Morfeld P. Occup. Environ. Med. 2023; ePub(ePub): ePub.

Copyright

(Copyright © 2023, BMJ Publishing Group)

DOI

10.1136/oemed-2023-109215

PMID

38053283

Abstract

With interest, we read the article by Gustavsson et al1 on the breast cancer risk in a cohort with night work. The authors started from two facts: first, ‘night shift work’2 3 was classified as ‘probably carcinogenic to humans’ (group 2A) by the International Agency for Research on Cancer (IARC); second, the evidence in humans was considered limited because of variable results and potential bias. Since prior studies had problems regarding exposure assessment, Gustavsson et al emphasised their very detailed registry-based data on night work. Yet, as key result the authors noted that ‘conclusions are …

Language: en

Keywords

Circadian Rhythm; Occupational Stress; Shift Work Schedule; Sleep