The amount of a T-cell surface glycoprotein CD8 beta chain (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes id OBA_2057046 (level of T-cell surface glycoprotein CD8 beta chain (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid T-cell surface glycoprotein CD8 beta chain (human) amount.