Association of workplace stressors prior to infection and the development of Long COVID among workers during the COVID-19 pandemic: a cohort study in Japan
2024

Workplace Stress and Long COVID in Japan

Sample size: 1539 publication 10 minutes Evidence: moderate

Author Information

Author(s): Igarashi Yu, Tateishi Seiichiro, Harada Arisa, Hino Ayako, Tsuji Mayumi, Ando Hajime, Matsuda Shinya, Fujino Yoshihisa, Mori Koji

Primary Institution: University of Occupational and Environmental Health

Hypothesis

Does the presence of workplace stressors prior to COVID-19 infection increase the risk of developing Long COVID among workers?

Conclusion

Preinfection workplace stressors may contribute to the development of Long COVID in workers.

Supporting Evidence

  • 248 out of 1539 participants reported Long COVID.
  • High job demands increased the odds of Long COVID development.
  • Poor supervisor and co-worker support were significant risk factors for Long COVID.

Takeaway

If people have a lot of stress at work before getting COVID-19, they might have a higher chance of feeling sick for a long time after they recover.

Methodology

This was a prospective cohort study using online survey data collected from participants before and after COVID-19 infection, assessing workplace stressors and Long COVID symptoms.

Potential Biases

Self-reported COVID-19 infection may introduce reporting bias.

Limitations

Selection bias may exist due to the internet survey method, and workplace stressors may have changed over time, potentially affecting results.

Participant Demographics

Participants were aged 20 to 60, employed, and included both office and non-office workers from various regions in Japan.

Statistical Information

P-Value

p=0.015 for high job demands

Confidence Interval

95% CI, 1.09-2.20 for high job demands

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1093/joccuh/uiae062

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