[Long-term survival related to cognitive performance in older adults treated at a tertiary hospital level].

Objective: To determine the association between cognitive performance and long-term survival in an elderly Mexican population sample.

Methods: In this retrospective, retrolective and observational study elderly subjects were assessed in the Geriatrics Clinic of the Instituto Nacional de Ciencias Médicas y Nutrición "Salvador Zubirán" between January 1994 and August 1999 using a comprehensive geriatric assessment. All 2544 subjects for whom vitality status was known up to September 2002 were included in the analysis.