Figure 1From: Diagnostic accuracy of cerebrospinal fluid protein markers for sporadic Creutzfeldt-Jakob disease in Canada: a 6-year prospective study Sample intake, laboratory testing, case follow-up and final case classification. Numbers of CSF samples received and processed, and numbers of suspected CJD cases followed up, examined by neuropathology and classified, used to constitute the clinical population on which the study was based. Details of inclusion and classification criteria are explained further in the text.Back to article page