Evidence map›Paper›PMID 40883342›Full record

ArticleScientific reports2025

Association between indoor musty odors and cognitive impairment among older adults.

Xu Liu, Xuange Sun, Xue Wang, Jiayi Xu, Shuang Zang

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–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. Article
  2. Article
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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

5 authors.

Xu Liu *Department of Community Nursing, School of Nursing, China Medical University, No.77 Puhe Road, Shenyang North New Area, Shenyang, 110122, Liaoning Province, China.ORCID http://orcid.org/0009-0001-9075-6076
Xuange Sun *Department of Community Nursing, School of Nursing, China Medical University, No.77 Puhe Road, Shenyang North New Area, Shenyang, 110122, Liaoning Province, China.ORCID http://orcid.org/0009-0006-2985-1919
Xue WangDepartment of Community Nursing, School of Nursing, China Medical University, No.77 Puhe Road, Shenyang North New Area, Shenyang, 110122, Liaoning Province, China.ORCID http://orcid.org/0000-0002-0371-4004
Jiayi XuDepartment of Community Nursing, School of Nursing, China Medical University, No.77 Puhe Road, Shenyang North New Area, Shenyang, 110122, Liaoning Province, China.ORCID http://orcid.org/0009-0002-9029-0322
Shuang ZangDepartment of Community Nursing, School of Nursing, China Medical University, No.77 Puhe Road, Shenyang North New Area, Shenyang, 110122, Liaoning Province, China. zangshuang@cmu.edu.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Indoor pollution has been a growing concern, especially about its potential effects on human health. Musty odors are a good indicator of indoor mold contamination and have been shown to be associated with numerous diseases, but their association with cognitive function in older adults is unclear. The study's data came from the Chinese Longitudinal Healthy Longevity Survey. The self-reported indoor musty odors were adopted as the independent variable. The cognitive impairment was included as the dependent variable using the Chinese version of the Mini-Mental State Examination. We employed logistic regression analyses to study the association between indoor musty odors and cognitive impairment. Additionally, stratified and interaction analyses were conducted to explore potential modifiers of this association. A total of 11,888 older adults (median age = 82.00 years) were included in this study. The study indicated that indoor musty odors were significantly associated with cognitive impairments (OR 1.40, 95% CI 1.25, 1.57). In the stratified and interaction analysis, there was no significant modification effect existed for the indoor musty odors and cognitive impairment in the study subgroups. And the associations were robust in the sensitivity analyses. These findings provide valuable insights into the potential health risks associated with indoor musty odors and cognitive impairment among older adults. It also suggests the importance of concerns about indoor environment on older adults' health, especially with regard to biological pollutants.

Indexed as

Air Pollution, IndoorCognitive DysfunctionOdorantsAgedAged, 80 and overChinaFemaleHumansLongitudinal StudiesMaleChinaCognitive impairmentIndoor environmental pollutionIndoor musty odorsOlder adults

Identifiers

PMID40883342
PMCPMC12397269

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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.