Journal profile · Obstetrics & Gynecology
Journal of obstetrics and gynaecology research
ISSN 1341-8076 · eISSN 1447-0756 · Blackwell Publishing Asia · AUSTRALIA · Bimonthly · Founded 1996
Journal of obstetrics and gynaecology research: CAS Zone 4 · Medicine (2025 upgraded edition); impact factor 1.68; hybrid open access; APC about USD 3,520; median 111 days to acceptance (110 articles, last 24 months); community-reported acceptance: easy; 374 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Journal of obstetrics and gynaecology research is published by Blackwell Publishing Asia and is in Zone 4 of Medicine in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Pregnancy and preeclampsia studies, Maternal and fetal healthcare and Endometrial and Cervical Cancer Treatments, together about 23.1% of its articles. Its main subfields are Obstetrics and Gynecology. (generated from OpenAlex topic counts and CAS ranking data)
<em>Journal of Obstetrics and Gynaecology Research</em> is a leading OBGYN journal publishing original research, case reports and reviews in obstetrics and gynecology.
From the journal's Aims & Scope
Research area (LetPub): Obstetrics & Gynecology
Editor-in-chief Hiroaki KajiyamaPublisher website
Editorial board by country: none in mainland China; most named Japan 4, Taiwan, China 1, Thailand 1 (6 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Pregnancy and preeclampsia studiesMedicine9.4%
- Maternal and fetal healthcareMedicine7.5%
- Endometrial and Cervical Cancer TreatmentsMedicine6.2%
- Uterine Myomas and TreatmentsMedicine6%
- Maternal and Perinatal Health InterventionsMedicine5.6%
- Gynecological conditions and treatmentsMedicine5.5%
- Ovarian cancer diagnosis and treatmentMedicine5.4%
- Endometriosis Research and TreatmentMedicine5.3%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Obstetrics & Gynecology | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Obstetrics & Gynecology | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Obstetrics & Gynecology | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 1.68LetPub ·
- Impact factor (publisher)
- 1.7Publisher website ·
- CiteScore 2026-06
- 3LetPub ·
- CiteScore (publisher)
- 3Publisher website ·
- SJR 2026-06
- 0.57LetPub ·
- SNIP 2026-06
- 0.75LetPub ·
- h-index
- 44LetPub ·
- h-index
- 85OpenAlex ·
- i10-index
- 3,165OpenAlex ·
- 2-year mean citedness
- 1.4OpenAlex ·
- Self-citation rate
- 5.9%LetPub ·
- Share of gold OA articles
- 20.4%LetPub ·
Volume
- Articles per year
- 310LetPub ·
Articles by year OpenAlex count · 7,788 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 339 | 179 | 50 |
| 2025 | 374 | 157 | 438 |
| 2024 | 339 | 182 | 982 |
| 2023 | 352 | 193 | 1,651 |
| 2022 | 405 | 95 | 2,955 |
| 2021 | 524 | 85 | 5,133 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
Review time from article dates manuscript dates registered with Crossref · to
111 daysMedian, submission to acceptance · P25–P75 62 days – 172 days
- Acceptance to online
- median 12 days (112 articles)
- Submission to online
- median 122 days
- Sample
- 110 articles with submission and acceptance dates (804 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- 3–6 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
- Acceptance rate (publisher)
- 14%Publisher website ·
- Submission to first decision
- 26 daysPublisher website ·
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| OpenAlex | USD 3,520 / EUR 2,970 / GBP 2,380 | — | — |
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- Blackwell Publishing Asia
- Country or region
- AUSTRALIA
- Language
- English
- Frequency
- Bimonthly
- Founded
- 1996
- ISSN
- 1341-8076
- Electronic ISSN
- 1447-0756
- Society / sponsor
- Society for Maternal-Fetal Medicine
- Latest issue on the website
- Volume 52, Issue 9 (September 2026)
- Official links
- Journal homepage ↗LetPub
- Submission system ↗LetPub
FAQ
Frequently asked questions about Journal of obstetrics and gynaecology research
What CAS zone is Journal of obstetrics and gynaecology research in?
In the 2025 upgraded edition of the CAS Journal Ranking, Journal of obstetrics and gynaecology research is in Zone 4 of Medicine, and in Zone 4 of the minor category Obstetrics & Gynecology. In the 2026 Xinrui edition it is in Zone 4 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Journal of obstetrics and gynaecology research?
The latest impact factor listed by LetPub is 1.68; CiteScore 3, h-index 85.
How long does peer review take at Journal of obstetrics and gynaecology research?
Based on the dates recorded on 110 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 111 days (interquartile range 62–172 days); authors report an average review time of 3–6 weeks; the community-reported acceptance is “Easy”; the journal's website gives an acceptance rate of 14%. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Where are the editorial board members of Journal of obstetrics and gynaecology research based?
Of the 6 board members whose country the journal's board page names, none are in mainland China; the countries named most often are Japan (4), Taiwan, China (1) and Thailand (1). Counted from the institutions listed on the board page; for reference only.
Which databases index Journal of obstetrics and gynaecology research?
According to LetPub and DOAJ records, Journal of obstetrics and gynaecology research is indexed in SCIE and Scopus.
Is Journal of obstetrics and gynaecology research open access, and what is the APC?
Journal of obstetrics and gynaecology research is a hybrid journal. For open-access publication: APC about USD 3,520.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-28). Last updated: .