The latest medical journal impact factor rankings have been released, showing that Lancet Diabetes and Endocrinology leads the field in endocrinology with an impact factor of 25.340.

According to figures released in Clarivate’s Journal Citation Reports, other high impact journals include Diabetes Care and Nature Reviews Endocrinolgy.

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 endocrinology journals include:

• The Lancet Diabetes and Endocrinology 25.340
• Nature Reviews Endocrinology 28.800
• Diabetes Care 16.019
• Endocrine Reviews 14.661
• Trends in Endocrinology and Metabolism 11.641
• Diabetes 7.720
• Diabetologia 7.518
• Obesity Reviews 7.310
• Journal of Bone and Mineral Research 5.854
• Journal of Clinical Endocrinology and Metabolism 5.399
• Diabetes Obesity and Metabolism 5.900
• Thyroid 5.227
• Bone 5.147
• Osteoporosis International 3.864
• Clinical Endocrinology 3.380
• Diabetic Medicine 3.083

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.