The amount of a serum paraoxonase/arylesterase 1 (human) when measured in cerebrospinal fluid. The trait is level of serum paraoxonase/arylesterase 1 (human) in cerebrospinal fluid (Ontology of Biological Attributes entry OBA_2057527). Also known as: cerebrospinal fluid serum paraoxonase/arylesterase 1 (human) amount.