IF by specialty › Respiratory System
BMJ Open Respiratory Research — Impact Factor
The 2025 Impact Factor of BMJ Open Respiratory Research is 4.0 (quartile not confirmed; fully open access).
- Impact Factor
- 4.0 JCR 2025
- JCR category
- Respiratory System
- Quartile
- quartile not confirmed
- Publisher
- BMJ (British Thoracic Society)
- Open access
- fully open access
- IF source
- bmjopenrespres.bmj.com
Position within the field
Ranked 19 of the 36 journals in Respiratory System on this site (bottom 50%).
Respiratory System journals with a similar Impact Factor
- npj Primary Care Respiratory Medicine IF 4.7
- Lung IF 4.3
- International Journal of Chronic Obstructive Pulmonary Disease IF 4.1
- ERJ Open Research IF 4.0
- Pulmonary Pharmacology & Therapeutics IF 3.8
- Paediatric Respiratory Reviews IF 3.4
About this value
The Journal Impact Factor of BMJ Open Respiratory Research (JCR 2025, released June 2026) is 4.0. Values are compiled by cross-checking figures published by publishers and societies against public aggregators; this is not a reproduction of Clarivate Journal Citation Reports™. Confirm the current value on the publisher's page or in JCR before deciding where to submit. The quartile (Q1–Q4) is the journal's relative position within its JCR category; Q1 means the top 25%.
Last updated September 2026. Report errors via the contact form. Other journals in the same category: Respiratory System.