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Sleep Medicine: X

Elsevier B.V. · Netherlands · Est. 2019

ISSN2590-1427eISSN2590-1427

SJR Q2✓ WOS ESCI✓ Scopus / SJR✓ DOAJ✓ Open Access

Impact Factor & Quartile · Web of Science (JCR)

✓ Indexed in the Web of Science Core Collection (ESCI) — Clarivate publishes an official Journal Impact Factor and JCR quartile for this journal.

See the official Impact Factor & quartile on the journal’s page ↗

The Impact Factor & JCR quartile are licensed by Clarivate — we link you to the official source instead of reprinting a number that can go out of date. Open metrics below: SCImago Q2. Source: Clarivate Journal Citation Reports.

📊 Standing in its field

Where this journal ranks among others in the same subject area.

SJR · Scopus

Top 50% in field

Clarivate’s JCR quartile is a separate ranking and may differ

SJR Scorei

0.654

H-Indexi

SNIPi

0.653

Total Worksi

174

Total Citationsi

1,255

2yr Mean Citednessi

1.70

Open Impact Factor alternative

Retractions

Source: Retraction Watch

Aims & Scope✦ Compiled from public sources

Sleep Medicine: X is a peer-reviewed, open access journal in sleep medicine, internal medicine, neuroscience, neurophysiology, psychology, psychiatry, neurology, clinical neurology, and pulmonary and respiratory medicine. It focuses on the human aspects of sleep, integrating various disciplines involved in sleep medicine.

AI-compiled from public web sources · verify on publisher page →

General Information

Country / RegionNetherlands

Primary LanguageEnglish

1st Year Published2019

FrequencyAnnual

StatusActive (last: 2026)

Total Publications174

Publisher OrgElsevier BV

OA Since2018

Visit Journal Website

Submission Info

Peer ReviewSingle-blind

OA LicenseCC BY, CC BY-NC, CC BY-NC-ND

OA Rate—

Ethics & Quality

COPE Member✗ No

OASPA Member✗ No

Not on Predatory Lists✓ Yes

Plagiarism Detection✓ Yes

📦 Long-term Preservation

PorticoPMCCLOCKSS

Think.Check.Submit Compliance

thinkchecksubmit.org

10/11 · 91%

✅

Do you know the journal / publisher?

Elsevier B.V.

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

2590-1427 / 2590-1427

✅

Indexed in a trusted database?

WoS, Scopus, DOAJ, PubMed

✅

Peer review process documented?

Single-blind

❌

Follows ethical publishing standards (COPE)?

N/A

✅

Not on predatory/blacklists?

✓ Clean

✅

Long-term digital preservation?

Portico, PMC, CLOCKSS

✅

Plagiarism detection in place?

Yes

✅

Listed in DOAJ (verified OA)?

DOAJ verified

✅

Primary language documented?

English

A twelfth criterion — whether APC fees are clearly disclosed — is not scored here; it is left out of the total rather than counted as a failure. Publication charges appear in the metrics card above.

Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.

Publication & Citation Trend

Articles published

Citations received

248

2019

305

2020

139

2021

262

2022

261

2023

135

2024

2025

2026

Source: OpenAlex · Each year’s green bar = citations earned by that year’s papers, counted to date — so recent years look lower simply because their papers haven’t had time to be cited yet.

SJR Quartile by Discipline

Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.

Medicine (miscellaneous)Q2

Subject Classification

Web of Science Categories

Clinical Neurology

Scopus Categories

Medicine (miscellaneous)

Research Topics (OpenAlex)

Sleep and related disordersObstructive Sleep Apnea ResearchSleep and Wakefulness ResearchSleep and Work-Related FatigueNeuroscience of respiration and sleepRestless Legs Syndrome ResearchCircadian rhythm and melatoninCOVID-19 and Mental HealthLong-Term Effects of COVID-19Obesity, Physical Activity, Diet

Frequently asked questions about Sleep Medicine: X

Is Sleep Medicine: X a predatory journal?

PubScope has no integrity flags on record for Sleep Medicine: X: it is indexed in Web of Science, Scopus, DOAJ, and is not on DOAJ's withdrawn list. Indexing is a transparency signal, not a guarantee — always confirm fit and policies before submitting.

What is the impact factor of Sleep Medicine: X?

Sleep Medicine: X is indexed in the Web of Science Core Collection, so Clarivate publishes an official Journal Impact Factor for it (since the 2023 Journal Citation Reports, every Core Collection journal — including Arts & Humanities and Emerging Sources titles — receives one). PubScope links to Clarivate's official source rather than reprinting the number, which can be out of date. Its open 2-year mean citedness is 1.70.

Is Sleep Medicine: X indexed in Scopus and Web of Science?

Sleep Medicine: X is indexed in Web of Science, Scopus, DOAJ.