SHIFT WORK AND HEART DISEASE

Balance of evidence reviews suggest that shift workers are at higher risk of ischaemic heart disease. However, results from individual studies have not been wholly consistent, a variation that could be explained by bias or confounding. Investigation is hampered by potential healthy hire and survivor effects. Yadegarfar and McNamee have conducted a case-referent study nested within a male industrial cohort from the nuclear fuel industry.1 Over 600 cases who died from ischaemic heart disease were matched on age and year of hire with surviving controls, with focus on events 10 …