The eligibility criteria for both healthy controls and positive controls are based on the same set of criteria for the Urologic Chronic Pelvic Pain Syndrome (UCPPS) participants in the Trans-MAPP EP Study, with exception of additional criteria to exclude chronic pelvic pain symptoms and criteria to identify the co-morbid syndromes for the positive controls. All entry criteria are shown below; those specific to either healthy or positive control participants are so indicated.