This study aims to identify the demographic profile of patients who come to the Chronic Pain Clinic of the Hospital Militar Central to consult regarding chronic nonmalignant pain, who have been evaluated in an integral and multidisciplinary way. The medical records of the patients assisted in the Chronic Pain Clinic of the Hospital Militar Central (hMC) between April 1989 and April 2009. A total of 291 patients were randomly selected as a representative sample for a trust interval of 95%. A survey questionnaire was used, which included 26 descriptors evaluating demographic and epidemiological data, and emotional response and affectation in adjustment areas due to the presence of chronic pain in Caracteristicas clinicas de los pacientes que consultan a la clinica de dolor cronico del hospital militar central, historico de 20 anos Dario Oliveros MD.1*, Maribel Arrieta MD.2, Elisa Cajigas MD.3, Edmundo Gonima Valero MD.4 1Anestesiologo Hospital El Tunal, E.S.E. 2Anestesiologa, Coordinadora Academica Servicio de Anestesiologia, Hospital Militar Central, Profesor asociado Universidad Militar Nueva Granada. 3Psicologa Clinica, Clinica de Dolor Hospital Militar Central. 4Anestesiologo, Algologo, Coordinador Clinica de dolor Hospital Militar Central, Profesor asociado Universidad Militar Nueva Granada, Universidad de la Sabana