Evidence map›Paper›PMID 40584878›Full record

SynthesisFrontiers in neuroscience2025

A systematic review and meta-analysis of acoustic stimulation in the treatment of insomnia.

Mengchen Wang, Shuai Fan, Zixu Wang, Jixiang Ren

Abstract readSystematic Review
In one paragraph

Synthesis in Frontiers in neuroscience, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Mengchen WangChangchun University of Chinese Medicine, Changchun, China.
Shuai FanChangchun University of Chinese Medicine, Changchun, China.
Zixu WangChangchun University of Chinese Medicine, Changchun, China.
Jixiang RenAffiliated Hospital to Changchun University of Chinese Medicine, Changchun, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Insomnia is a prevalent and debilitating sleep disorder affecting approximately one-third of the global population, with 10-15% of individuals progressing to chronic insomnia. Acoustic stimulation, a promising non-pharmacological treatment, has gained significant attention due to its ability to improve sleep quality without the adverse effects of drugs. This study aims to evaluate the clinical efficacy of acoustic stimulation for treating insomnia through a systematic review and meta-analysis. Methods: We conducted a systematic search of both Chinese and English literature from PubMed, Embase, Web of Science, Cochrane, and Clinical Trials databases to identify randomized controlled trials (RCTs) evaluating acoustic stimulation for insomnia. The search period ranged from the establishment of the database to January 1, 2025. Two independent evaluators assessed study quality and extracted relevant data. Statistical analyses were conducted using RevMan 5.4 and Stata 18.0 software. Results: This meta-analysis includes 8 studies involving 419 patients. The results showed that acoustic stimulation significantly improved insomnia severity as evidenced by PSQI and ISI scores. Despite no significant improvement in sleep efficiency (SE) and Total sleep time (TST), acoustic stimulation notably increased total sleep time and alleviated insomnia symptoms. The test group demonstrated significant improvements compared to the control group, with the following outcomes: PSQI score [MD = -2.68, 95% CI (-3.35, -2.01), Conclusion: Acoustic stimulation is an effective and safe treatment for insomnia, offering significant improvements in sleep quality, severity, and overall health, with minimal side effects. It presents a promising alternative to traditional pharmacological treatments, especially for long-term use, and its clinical application has broad prospects. Future studies should focus on expanding sample sizes, exploring various stimulation methods, and considering individual patient characteristics for more detailed analyses. Systematic review registration: https://www.crd.york.ac.uk/PROSPERO/view/CRD42025632371, identifier CRD42025632371.

Indexed as

acoustic stimulationinsomnia treatmentmeta-analysisnon-pharmacological therapysleep quality

Identifiers

PMID40584878
PMCPMC12202548

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.