“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.
Medicine95Arts and Humanities38Agricultural and Biological Sciences30Social Sciences27Pharmacology, Toxicology and Pharmaceutics22Law: Law in general. Comparative and uniform law. Jurisprudence: Comparative law. International uniform law: Medical legislation1Medicine: Public aspects of medicine1