... months’ stay in the center. For statistical analysis of the data, the statistical program SPSS 15.0 version was used. A descriptive analysis was performed (maxima, minima, averages and standard ... social con personas sin hogar. Barcelona: Icaria. 2. Pascual, J.C., Malagón, A. , Arcega, J.M., Gines, J.M., Navinés, R., Gurrea, A. , Garc a- Ribera, C. & Bulbena, A. (2008). Utilization of ... doi:10.1186/1471-244X-11-192Carlos Salavera (salavera@unizar.es)Jose M Tricas (jmtricas@unizar.es)Orosia Lucha (orolucha@unizar.es)ISSN 1471-244XArticle type Research articleSubmission date 20 January 2011Acceptance...