Journal profile · Public, Environmental & Occupational Health
International Journal of Epidemiology
ISSN 0300-5771 · eISSN 1464-3685 · Oxford University Press · ENGLAND · Bimonthly · Founded 1972
International Journal of Epidemiology: CAS Zone 2 · Medicine (2025 upgraded edition, Top journal); impact factor 5.61; hybrid open access; APC about USD 4,514; median 216 days to acceptance (107 articles, last 24 months); community-reported acceptance: about 50%; 215 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
International Journal of Epidemiology is published by Oxford University Press 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 Health disparities and outcomes, Birth, Development, and Health and Historical and modern epidemiology studies, together about 26.2% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
The International Journal of Epidemiology is an essential requirement for anyone who needs to keep up to date with epidemiological advances and new developments throughout the world. It encourages communication among those engaged in the research, teaching, and application of epidemiology of both communicable and non-communicable disease, including research into health services and medical care. Also covered are new methods, epidemiological and statistical, for the analysis of data used by those who practise social and preventive medicine. The International Journal of Epidemiology is published six times yearly.
Source: LetPub
Research area (LetPub): Public, Environmental & Occupational Health
Main research topics OpenAlex counts of recent articles; shares are approximate
- Health disparities and outcomesSocial Sciences11.3%
- Birth, Development, and HealthMedicine8%
- Historical and modern epidemiology studiesSocial Sciences6.9%
- Nutritional Studies and DietMedicine4.7%
- Obesity, Physical Activity, DietMedicine4.7%
- Child Nutrition and Water AccessNursing4.7%
- Global Maternal and Child HealthMedicine4.6%
- Advanced Causal Inference TechniquesMathematics4.5%
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 | Public, Environmental & Occupational Health | Zone 1 |
Top journal: yesReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 1
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 1 |
| Minor | Public, Environmental & Occupational Health | Zone 1 |
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 | Public, Environmental & Occupational Health | Zone 1 |
Top journal: yesReview 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
- 5.61LetPub ·
- CiteScore 2026-06
- 11.5LetPub ·
- SJR 2026-06
- 2.37LetPub ·
- SNIP 2026-06
- 2.2LetPub ·
- h-index
- 183LetPub ·
- h-index
- 331OpenAlex ·
- i10-index
- 7,398OpenAlex ·
- 2-year mean citedness
- 4.57OpenAlex ·
- Self-citation rate
- 1.8%LetPub ·
- Share of gold OA articles
- 53.86%LetPub ·
Volume
- Articles per year
- 160LetPub ·
Articles by year OpenAlex count · 14,208 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 198 | 124 | 72 |
| 2025 | 215 | 150 | 811 |
| 2024 | 201 | 165 | 1,921 |
| 2023 | 185 | 166 | 2,853 |
| 2022 | 239 | 220 | 6,059 |
| 2021 | 1,040 | 779 | 10,391 |
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 PubMed · to
216 daysMedian, submission to acceptance · P25–P75 152 days – 304 days
- Acceptance to online
- —
- Submission to online
- —
- Sample
- 107 articles with submission and acceptance dates (469 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 12 monthsLetPub ·
- Average acceptance (community reports)
- 50%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.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| OpenAlex | GBP 3,423 | — | — |
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
- Oxford University Press
- Country or region
- ENGLAND
- Language
- English
- Frequency
- Bimonthly
- Founded
- 1972
- ISSN
- 0300-5771
- Electronic ISSN
- 1464-3685
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about International Journal of Epidemiology
What CAS zone is International Journal of Epidemiology in?
In the 2025 upgraded edition of the CAS Journal Ranking, International Journal of Epidemiology is in Zone 2 of Medicine, and in Zone 1 of the minor category Public, Environmental & Occupational Health; it is a Top journal. In the 2026 Xinrui edition it is in Zone 1 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of International Journal of Epidemiology?
The latest impact factor listed by LetPub is 5.61; CiteScore 11.5, h-index 331.
How long does peer review take at International Journal of Epidemiology?
Based on the dates recorded on 107 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 216 days (interquartile range 152–304 days); authors report an average review time of about 12 months; the community-reported acceptance is “about 50%”. 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.
Which databases index International Journal of Epidemiology?
According to LetPub and DOAJ records, International Journal of Epidemiology is indexed in SCIE and Scopus.
Is International Journal of Epidemiology open access, and what is the APC?
International Journal of Epidemiology is a hybrid journal. For open-access publication: APC about USD 4,514.
Sources and updates
The facts on this page come from LetPub, 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 2026-08-26). Last updated: .