Evidence map›Paper›PMID 27815846›Full record

ArticleSleep & breathing = Schlaf & Atmung2017

The quality of life of suspected obstructive sleep apnea patients is related to their subjective sleep quality rather than the apnea-hypopnea index.

Jae Myeong Kang, Seung-Gul Kang, Seong-Jin Cho, Yu Jin Lee, Heon-Jeong Lee, Ji-Eun Kim, Seung-Heon Shin, Kee Hyung Park, Seon Tae Kim

Registry-linked trialAbstract read
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In one paragraph

Article in Sleep & breathing = Schlaf & Atmung, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06606691 (Wearable Technology in the Detection and Evaluation of Sleep-Related Breathing Disorders), which is not on this map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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.

NCT06606691 completednot on this mapstarted 2025, after this paper: background citation

Wearable Technology in the Detection and Evaluation of Sleep-Related Breathing Disorders

TypeobservationalSponsorUniversidade da CoruñaRan2025 to 2026Enrolled300ConditionsBreathing-Related Sleep Disorder, Sleep Disorder (Disorder)ArmsXiaomi Mi Smart Band 8
3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. International Consensus Statement on Obstructive Sleep Apnea.International forum of allergy & rhinology · 2023
    Review
  6. Article
  7. Article
  8. Relationship between the Spectral Power Density of Sleep Electroencephalography and Psychiatric Symptoms in Patients with Breathing-related Sleep Disorder.Clinical psychopharmacology and neuroscience : the official scientific journal of the Korean College of Neuropsychopharmacology · 2021
    Article
  9. Article
  10. Changes in quality of life and sleep across the perinatal period in women with mood disorders.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2020
    Article
  11. Observational
  12. Article
  13. Article
  14. Article
  15. 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

9 authors.

Jae Myeong KangDepartment of Psychiatry, Gil Medical Center, Gachon University, School of Medicine, 21, Namdong-daero 774 beon-gil, Namdong-gu, Incheon, 21565, Republic of Korea.
Seung-Gul KangDepartment of Psychiatry, Gil Medical Center, Gachon University, School of Medicine, 21, Namdong-daero 774 beon-gil, Namdong-gu, Incheon, 21565, Republic of Korea. kangsg@gachon.ac.kr.
Seong-Jin ChoDepartment of Psychiatry, Gil Medical Center, Gachon University, School of Medicine, 21, Namdong-daero 774 beon-gil, Namdong-gu, Incheon, 21565, Republic of Korea.
Yu Jin LeeDepartment of Psychiatry, Seoul National University College of Medicine, Seoul, Republic of Korea.
Heon-Jeong LeeDepartment of Psychiatry, Korea University College of Medicine, Seoul, Republic of Korea.
Ji-Eun KimDepartment of Neurology, School of Medicine, Catholic University of Daegu, Daegu, Republic of Korea.
Seung-Heon ShinDepartment of Otorhinolaryngology, School of Medicine, Catholic University of Daegu, Daegu, Republic of Korea.
Kee Hyung ParkDepartment of Neurology, Gil Medical Center, Gachon University School of Medicine, Incheon, Republic of Korea.
Seon Tae KimDepartment of Otolaryngology, Gil Medical Center, Gachon University School of Medicine, Incheon, Republic of Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe relationship between the severity of the apnea-hypopnea index (AHI) and the quality of life (QOL) in patients with obstructive sleep apnea (OSA) has been inconsistent in previous studies. This study aimed to identify the core factor associated with the QOL of suspected OSA patients and to compare the QOL of subjects with OSA and simple snoring (SS).

methodsTwo hundred eighty-five subjects who were clinically suspected to have OSA underwent nocturnal polysomnography (PSG) and completed self-report questionnaires including the World Health Organization Quality of Life Short Form (WHOQOL-BREF) and the Pittsburgh Sleep Quality Index (PSQI). The effects of the clinical and PSG variables on the QOL score were analyzed using multiple stepwise regression analyses, and the QOL of OSA and SS groups was compared.

resultsIn correlation analyses, the most significant factor that correlated with the QOL of the subjects was the PSQI total score (p < 0.001), while the AHI was not related to the WHOQOL-BREF total score. In multiple linear regression analysis, the PSQI total score was the most significant factor associated with the QOL of participants (p < 0.001). The mean score of the WHOQOL-BREF did not differ significantly between the OSA group and the SS group.

conclusionThis study suggests that the main factor affecting the QOL of suspected OSA subjects is their subjective sleep quality. We therefore conclude that patients with OSA symptoms estimate their QOL based on their subjective sleep perception rather than AHI.

Indexed as

Attitude to HealthPolysomnographySleep HygieneAdultFemaleHumansMaleMiddle AgedQuality of LifeSleep Apnea, ObstructiveStatistics as TopicSurveys and QuestionnairesObstructive sleep apneaPittsburgh sleep quality indexQuality of lifeWHOQOL-BREF

Identifiers

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Registered trials

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.