Association of work-time control with sleep quality and sleep duration in South Korea.

J Occup Health · 2026 · PMC13025050 · PMID 41555708

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marginal significanceno p-value reported

In GEE linear models, low WTC was associated with higher PSQI global scores, with a statistically significant association in the unadjusted model and marginal significance after adjustment, whereas associations with sleep duration were small and not statistically significant ( Table S3 ).

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