2.9(top 5%)
Impact Factor
3.3(top 5%)
extended IF
127(top 2%)
H-Index
32.4K
authors
26.2K
papers
273.9K
citations
10.7K
citing journals
190.4K
citing authors
Selected Period:
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Impact Factor of BMJ Open based on the number of citations over 2-year window
The graph shows the changes in the impact factor of BMJ Open and its the corresponding percentile for the sake of comparison with the entire literature. Impact Factor is the most common scientometric index, which is defined by the number of citations of papers in two preceding years divided by the number of papers published in those years.

How Influential is BMJ Open?

BMJ Open is the 2209th out of 15,471 Health Sciences journals. This means the journal is among the top 15% in the science branch of Health Sciences.