ABSTRACT
Decrease of quality of life and undesirable sleep in individual with bronchiolitis due to chemical exposure reported in previous studies. This study was applied to assess relationship between sleep quality and quality of life in chemical warfare victims with bronchiolitis obliterans. In this descriptive correlative study, 93 chemical warfare victims with bronchiolitis obliterans referred to respiratory clinic of Baqyatallah hospital were selected by convenience sampling method. Quality of life and sleep quality was measuring the St George's Respiratory Questionnaire and Pittsburgh sleep Quality Index [PSQI]. Pearson correlation coefficient was showed a positive and significant correlation between sleep quality and quality of life. Also it was revealed significant relationship between psychological disorders and undesirable sleep quality [P<0.05]. The findings suggest there is need to improve sleep quality in this population in order to enhance their heathed-related quality of life