# Shift Work Sleep Meta-analysis: What the Evidence Says
Canonical: https://www.migaku.app/guides/shift-work-sleep-meta-analysis-evidence-review
Category: evidence-review
Summary: Shift Work Sleep Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systemat
Last reviewed: 2026-07-04
Reviewed by: Migaku Evidence Review
# Shift Work Sleep Meta-analysis: What the Evidence Says

## Quick Answer

Shift Work Sleep Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systematic review, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 2 systematic review.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| Impact of nursing shift patterns on work-related gastrointestinal disorders: a systematic review and meta-analysis | systematic review | 1 | 2026-06-05 | 10.3389/fpubh.2026.1839569 |
| Association Between Work Stress and Sleep Disorders in Law Enforcement: A Systematic Review and Meta-Analysis | systematic review | 1 | 2026-05-15 | 10.2147/NSS.S601666 |

## What The Sources Report

- These conditions are associated with reduced quality of life and increased use of healthcare services. [Pérez-Manchón David (2026); evidence level 1]
- This work pattern may lead to desynchronization of circadian rhythms among these professionals, which has been associated with chronodisruption influencing visceral sensitivity and the circadian physiology of the gastrointestinal (GI) tract. [Pérez-Manchón David (2026); evidence level 1]
- Growing evidence indicates that occupational stressors are strongly linked to sleep disturbance and that sleep disorders are more prevalent among law enforcement officers than in the general population. [Yang Huaihan (2026); evidence level 1]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

There is at least one systematic-review style source in the current set, so it deserves more weight than single-study evidence. For shift work sleep meta-analysis, the next editorial step is to add more targeted sources and separate strong findings from early or indirect evidence.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Pérez-Manchón David (2026). Impact of nursing shift patterns on work-related gastrointestinal disorders: a systematic review and meta-analysis. DOI: 10.3389/fpubh.2026.1839569. PMCID: PMC13279410. PMID: 42326947. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13279410/
- Yang Huaihan (2026). Association Between Work Stress and Sleep Disorders in Law Enforcement: A Systematic Review and Meta-Analysis. DOI: 10.2147/NSS.S601666. PMCID: PMC13185956. PMID: 42165076. License: https://creativecommons.org/licenses/by-nc/4.0/ https://www.dovepress.com/terms.php http://creativecommons.org/licens.... https://pmc.ncbi.nlm.nih.gov/articles/PMC13185956/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.