The amount of a 3-ketoacyl-CoA thiolase, peroxisomal (human) when measured in cerebrospinal fluid. The trait is level of 3-ketoacyl-CoA thiolase, peroxisomal (human) in cerebrospinal fluid (OBA_2056925). Also known as: cerebrospinal fluid 3-ketoacyl-CoA thiolase, peroxisomal (human) amount.