The amount of a 15-hydroxyprostaglandin dehydrogenase [NAD(+)] (human) when measured in cerebrospinal fluid. The trait is level of 15-hydroxyprostaglandin dehydrogenase [NAD(+)] (human) in cerebrospinal fluid (Ontology of Biological Attributes entry OBA_2057192). Also known as: cerebrospinal fluid 15-hydroxyprostaglandin dehydrogenase [NAD(+)] (human) amount.