quality of sleep and its related risk factors in hospitalized older patients in kashan’s hospitals, ‎iran 2009

context:  sleep is an effective factor in the process recovery from diseases. many variables affect the ‎sleep quality of hospitalized older patients. aim: this study was conducted to evaluate the quality of ‎sleep and its related risk factors in hospitalized older patients in kashan’s hospitals, iran 2009. ‎settings and design: a cross-sectional study was carried out on a sample of 400 hospitalized older ‎adults in the hospital of kashan, iran.  materials and methods: the farsi pittsburgh sleep quality ‎index (fpsqi) was used for gathering data. a global sum of 6 or greater indicates a poor quality of ‎sleep. statistical analysis used: data were analyzed using the chi-square test, t-test, anova, and ‎binary logistic regression at the multivariate model.  results: the overall quality of sleep of the ‎patients in this study was poor. in the final regression model, sex (or = 0.342), level of education ‎‎(or = 0.470), type of ward (or = 0.592), previous hospitalization experience (or = 2.336), and use ‎of hypnotics in hospital (or = 3.633) were the most important predictors of sleep quality. the most ‎prevalent sleep disturbing factors were worries and anxiety, environmental noises and pain. ‎however, the most negative effects on the psqi mean score were reported to be from dyspnea, ‎environmental lights, and changes in the sleep habits. quality of sleep also had significant ‎relationship with sleep latency (p = 0.001) and having a respiratory disorder.  conclusions: the ‎knowledge of sleep disturbing factors in hospitalized older adults might help in planning preventive ‎strategies to improve quality of sleep.‎