The graph shows the changes in the impact factor of Psychological Medicine 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 Psychological Medicine?
Psychological Medicine is the 9th out of 271 Applied Psychology journals. This means the journal is among the top 4% in the sub-discipline of Applied Psychology. This Journal is the 22nd out of 592 Psychiatry journals. This means the journal is among the top 4% in the discipline of Psychiatry. This Journal is the 40th out of 2,175 Psychology journals. This means the journal is among the top 2% in the discipline of Psychology. This Journal is the 157th out of 20,139 Social Sciences journals. This means the journal is among the top 1% in the science branch of Social Sciences. This Journal is the 414th out of 15,471 Health Sciences journals. This means the journal is among the top 3% in the science branch of Health Sciences.
How are inpact factors calculated?
The impact factor (IF) is calculated by counting citations from peer-reviewed journals only.
extended IF also counts citations from books and conference papers. However, no patent, abstract, working papers, online documents, etc., are covered.