Journal profile · Obstetrics & Gynecology
Obstetrics and Gynecology
ISSN 0029-7844 · eISSN 1873-233X · Lippincott Williams and Wilkins Ltd. · UNITED STATES · Monthly · Founded 1953
Obstetrics and Gynecology: CAS Zone 2 · Medicine (2025 upgraded edition, Top journal); impact factor 4.52; JCR Q1 (journal website); hybrid open access; median 71 days to acceptance (34 articles, last 24 months); community-reported acceptance: about 5%; 866 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Obstetrics and Gynecology is published by Lippincott Williams and Wilkins Ltd. and is in Zone 2 of Medicine in the CAS Journal Ranking (2025 upgraded edition, Top journal). By OpenAlex counts of its recent articles, its largest topics are Maternal and Perinatal Health Interventions, Maternal and fetal healthcare and Pregnancy and preeclampsia studies, together about 27.6% of its articles. Its main subfields are Obstetrics and Gynecology and Pediatrics, Perinatology and Child Health. (generated from OpenAlex topic counts and CAS ranking data)
Obstetrics & Gynecology is the official publication of the American College of Obstetricians and Gynecologists (the College). Popularly known as "The Green Journal," Obstetrics & Gynecology has been published since 1953. Then as is now, the goal of the journal is to promote excellence in the clinical practice of obstetrics and gynecology and closely related fields. Obstetrics & Gynecology reaches over 45,000 members and non-member subscribers.
Source: LetPub
Research area (LetPub): Obstetrics & Gynecology
Editor-in-chief Jason D. WrightPublisher website
Main research topics OpenAlex counts of recent articles; shares are approximate
- Maternal and Perinatal Health InterventionsMedicine10.7%
- Maternal and fetal healthcareMedicine8.7%
- Pregnancy and preeclampsia studiesMedicine8.1%
- Pelvic floor disorders treatmentsMedicine5.7%
- Reproductive Health and ContraceptionMedicine5.5%
- Preterm Birth and ChorioamnionitisMedicine5.4%
- Assisted Reproductive Technology and Twin PregnancyMedicine4.8%
- Uterine Myomas and TreatmentsMedicine4.7%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Obstetrics & Gynecology | Zone 2 |
Top journal: yesReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Obstetrics & Gynecology | Zone 2 |
Top journal: yesReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Obstetrics & Gynecology | Zone 2 |
Top journal: noReview journal: no
JCR / CiteScore quartiles on the journal's website
- JCR Q1 · OBSTETRICS & GYNECOLOGY · rank 10/143
Publisher-reported: JCR figures are Clarivate's and CiteScore figures Scopus's to confirm; both are a different system from the CAS zones.Publisher website
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
- 4.52LetPub ·
- Impact factor (publisher)
- 5.1Publisher website ·
- CiteScore 2026-06
- 8.2LetPub ·
- SJR 2026-06
- 1.62LetPub ·
- SNIP 2026-06
- 2.01LetPub ·
- h-index
- 201LetPub ·
- h-index
- 325OpenAlex ·
- i10-index
- 12,502OpenAlex ·
- 2-year mean citedness
- 1.73OpenAlex ·
- Self-citation rate
- 3.9%LetPub ·
- Share of gold OA articles
- 17.02%LetPub ·
Volume
- Articles per year
- 204LetPub ·
Articles by year OpenAlex count · 30,762 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 724 | 69 | 144 |
| 2025 | 866 | 83 | 1,426 |
| 2024 | 584 | 96 | 2,181 |
| 2023 | 800 | 154 | 5,663 |
| 2022 | 733 | 112 | 6,026 |
| 2021 | 416 | 117 | 11,240 |
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
71 daysMedian, submission to acceptance · P25–P75 58 days – 83 days
- Acceptance to online
- median 55 days (34 articles)
- Submission to online
- median 133 days
- Sample
- 34 articles with submission and acceptance dates (1,663 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)
- about 1 monthLetPub ·
- Average acceptance (community reports)
- 5%LetPub ·
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.
No source has fee information yet; check the journal's website.
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
- Lippincott Williams and Wilkins Ltd.
- Country or region
- UNITED STATES
- Language
- English
- Frequency
- Monthly
- Founded
- 1953
- ISSN
- 0029-7844
- Electronic ISSN
- 1873-233X
- Official links
- Journal homepage ↗LetPub
- Submission system ↗Publisher website
- Special issues ↗Publisher website
FAQ
Frequently asked questions about Obstetrics and Gynecology
What CAS zone is Obstetrics and Gynecology in?
In the 2025 upgraded edition of the CAS Journal Ranking, Obstetrics and Gynecology is in Zone 2 of Medicine, and in Zone 2 of the minor category Obstetrics & Gynecology; it is a Top journal. In the 2026 Xinrui edition it is in Zone 2 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Obstetrics and Gynecology?
The latest impact factor listed by LetPub is 4.52; CiteScore 8.2, h-index 325.
How long does peer review take at Obstetrics and Gynecology?
Based on the dates recorded on 34 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 71 days (interquartile range 58–83 days); authors report an average review time of about 1 month; the community-reported acceptance is “about 5%”. 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.
What JCR quartile is Obstetrics and Gynecology in?
The journal's website gives JCR Q1; by category, OBSTETRICS & GYNECOLOGY Q1 (10/143). JCR quartiles are Clarivate's to confirm and a different system from the CAS zones; in the CAS ranking the journal is in Zone 2 of Medicine.
Which databases index Obstetrics and Gynecology?
According to LetPub and DOAJ records, Obstetrics and Gynecology is indexed in SCIE and Scopus.
Is Obstetrics and Gynecology open access, and what is the APC?
Obstetrics and Gynecology is a hybrid journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex, Publisher website; 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 2026-08-26). Last updated: .