TY - JOUR JF - USWR JO - jrehab VL - 9 IS - 2 PY - 2008 Y1 - 2008/7/01 TI - Discourse Analysis in Schizophrenic Patients on the Basis of Grice's Cooperative Principles TT - تجزیه و تحلیل کلام بیماران اسکیزوفرنیک از جنبه اصل همیاری گرایس N2 - Objective: The ultimate goal of this study is one of the discourse fields analysis, i.e. Grice's cooperative principles. Materials & Methods: In this comparative and case - control study, two groups of normal individuals and schizophrenic patients were selected by simple method from sample of convenience and interviewed based on the spontaneous part of Persian Aphasia Test. All the answers were analyzed with respect to the percent rate of errors in the 4 "cooperative maxims", and the errors were collected. Data were analyzed by Independent T Test, ANOVA, Kruskal Wallis and Mann Whitney. Results: There were significant differences between two groups in respect to all the Grice’s cooperative principles (P SP - 28 EP - 34 AU - Salmani, Ma'soumeh AU - Mahmoud-Bakhtiari, Behrouz AU - Raeisi, Firouzeh AD - Medical Sciences University of Semnan, Semnan, Iran. KW - Schizophrenia KW - Grice\'s principles KW - Cooperative principles KW - Discourse analysis UR - http://rehabilitationj.uswr.ac.ir/article-1-251-en.html ER -