Shift working and risk of lipid disorders: A cross-sectional study
2006

Shift Work and Lipid Disorders

Sample size: 424 publication 10 minutes Evidence: moderate

Author Information

Author(s): Ghiasvand Masoumeh, Heshmat Ramin, Golpira Reza, Haghpanah Vahid, Soleimani Ali, Shoushtarizadeh Payman, Tavangar Seyed Mohammad, Larijani Bagher

Primary Institution: Artesh University of Medical Sciences, Occupational Medicine Department, Iran

Hypothesis

Is there a relationship between shift work and serum lipids, fasting blood glucose, and hypertension?

Conclusion

Shift work is associated with higher levels of total cholesterol and LDL-C compared to day workers.

Supporting Evidence

  • High levels of total cholesterol and LDL-C were more prevalent in shift workers.
  • Shift workers had an adjusted odds ratio of 2.11 for high total cholesterol.
  • Shift workers had an adjusted odds ratio of 1.76 for high LDL-C.

Takeaway

People who work at night or irregular hours may have higher cholesterol levels than those who work during the day.

Methodology

A cross-sectional study involving 424 male railroad workers who filled out a questionnaire and had their blood tested after fasting.

Potential Biases

Potential bias due to self-reported data on lifestyle factors.

Limitations

The study only included male railroad workers, which may limit the generalizability of the findings.

Participant Demographics

424 male railroad workers aged 21 to 64 years.

Statistical Information

P-Value

0.000 for total cholesterol, 0.007 for LDL-C, 0.013 for HDL-C, 0.000 for SBP, 0.004 for DBP

Confidence Interval

95% CI: 1.33–3.36 for total cholesterol, 95% CI: 1.09–2.83 for LDL-C

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1476-511X-5-9

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