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Trials

BioMed Central Ltd · United Kingdom · Est. 1967

ISSN1745-6215eISSN1745-6215

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

/ 100

Medium Risk

Score Breakdown

✓ WoS SCIE/SSCI+25

✓ Scopus Q2+18

✓ DOAJ Verified+15

Total68

Journal Impact Factor

This journal is indexed in Web of Science (JCR) and has an official Journal Impact Factor. View the current value on the journal’s page ↗

SJR Score

0.893

H-Index

131

CiteScore

View ↗

Scopus metric · on the journal’s page

SNIP

0.794

Total Works

12,060

Total Citations

217,496

2yr Mean Citedness

1.88

Free JIF alternative

Retractions

Source: Retraction Watch

Aims & Scope✦ Inferred from recent articles

This journal publishes protocols for randomized controlled trials evaluating interventions for a variety of health conditions. Studies focus on comparing the effectiveness of different treatments, therapies, or strategies, often including behavioral interventions, exercise programs, and medical treatments. Many trials aim to improve patient outcomes, adherence, or diagnostic accuracy.

AI-summarised from recent articles · verify on publisher page →

⚡ Speed vs Prestige

How does this journal balance review speed with impact level?

weeks to review

Average · median is 15 wks

SJR Rank

Top 50% in field

General Information

Country / RegionUnited Kingdom

Primary LanguageEnglish

1st Year Published1967

Annual Volume~ 787 articles / year

StatusActive (last: 2026)

Total Publications12,060

Publisher OrgSpringer Science+Business Media

OA Since2005

Visit Journal Website

Submission Info

Peer ReviewOpen

Review Time~15 weeks

Acceptance Rate—

OA LicenseCC BY, 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

LOCKSSPMCCLOCKSS

Think.Check.Submit Compliance

thinkchecksubmit.org

10/12 · 83%

✅

Do you know the journal / publisher?

BioMed Central Ltd

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

1745-6215 / 1745-6215

✅

Indexed in a trusted database?

WoS, Scopus, DOAJ

✅

Peer review process documented?

Open

❌

Follows ethical publishing standards (COPE)?

N/A

❌

APC fees clearly disclosed?

N/A

✅

Not on predatory/blacklists?

✓ Clean

✅

Long-term digital preservation?

LOCKSS, PMC, CLOCKSS

✅

Plagiarism detection in place?

Yes

✅

Listed in DOAJ (verified OA)?

DOAJ verified

✅

Primary language documented?

English

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

Publication & Citation Trend

Articles published

Times cited

2019

2020

2021

2022

2023

2024

2025

2026

Source: OpenAlex · Note: citations accumulate over time so older years appear higher

SJR Quartile by Discipline

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

Medicine (miscellaneous)Q2

Pharmacology (medical)Q2

Subject Classification

Web of Science Categories

Medicine, Research & Experimental

Scopus Categories

Pharmacology (medical)Medicine (miscellaneous)

Research Topics (OpenAlex)

Ethics in Clinical ResearchMeta-analysis and systematic reviewsStatistical Methods in Clinical TrialsHealth Systems, Economic Evaluations, Quality of LifeHealth Policy Implementation ScienceDigital Mental Health InterventionsAcupuncture Treatment Research StudiesStroke Rehabilitation and RecoveryMental Health and Patient InvolvementMobile Health and mHealth Applications