Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation
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The aim of the study was to develop a cross-cultural adaptation and to evaluate the validity and reliability of a Spanish version of the Quality of Life in Late-Stage Dementia (QUALID) scale. ⋯ Our evaluation of the psychometric properties of the Spanish version of the QUALID indicates that it is a reliable and valid instrument with an adequate capacity to distinguish between different clinical status.