The latest medical journal impact factor rankings have been released, showing that Lancet Respiratory Medicine leads the field in respiratory medicine with an impact factor of 25.094.
According to figures released in Clarivate’s Journal Citation Reports, other high impact journals include American Journal of Respiratory and Critical Care Medicine and European Respiratory Journal.
By way of comparison, the ranking of medical journals in terms of numbers of citations of articles by other peer-reviewed journals is topped by general publications such as NEJM (74.699) and JAMA (45.540), while the Medical Journal of Australia had an impact factor of 6.112.
The rankings for the top respiratory medicine journals are:
- Lancet Respiratory Medicine 25.094
- American Journal of Respiratory and Critical Care Medicine 17.452
- European Respiratory Journal 12.339
- Journal of Allergy and Clinical Immunology 10.228
- Sleep Medicine Reviews 9.613
- Thorax 8.834
- Chest 8.308
- Respirology 4.880
- Journal of Cystic Fibrosis 4.759
- Lung Cancer 4.702
According to Clarivate, the annual JCR impact factor is a ratio between citations and recent citable items published. Thus, the impact factor of a journal is calculated by dividing the number of current year citations to the source items published in that journal during the previous two years.