“2-yr mean citedness” is the OpenAlex field summary_stats.2yr_mean_citedness (CC0): mean citations per paper over a two-year window. It is a raw bibliometric field, not a journal rating, and is not used for default ranking.
Social Sciences41Health Professions23Medicine16Language and Literature: Philology. Linguistics: Communication. Mass media1Medicine: Medicine (General)1Medicine: Public aspects of medicine1