BACKGROUND/AIMS Sleep-wake abnormalities are common in patients with cirrhosis but their evaluation is time consuming and laborious. The aim of this study was to assess the validity of a simple Sleep Timing and Sleep Quality Screening questionnaire (STSQS) against an established sleep quality questionnaire and daily sleep diaries. METHODS The study population comprised 87 patients with cirrho...

BACKGROUND Clinical and pre-clinical data agree that opioids disrupt sleep architecture. Recently, remifentanil has been suggested to cause possible long-term disturbances of sleep quality. This randomized controlled clinical trial was designed to substantiate or refute a possible long-term effect of remifentanil on the quality of sleep. METHODS One hundred patients undergoing elective surger...

The purpose of this research was to evaluate the factor structure of the Pittsburgh Sleep Quality Index (PSQI) in rheumatoid arthritis (RA). The sample included 107 patients with RA, 88 females and seven males, with an average age of 56.09 years, recruited from the greater Southern California area. Confirmatory factor analysis evaluated single, two- and three-factor models. The single factor so...

Background: The prevalence of sleep disorders in the general population is between 26.4% and 39.4% in Asia, which has increased in Iran in recent decades. Low sleep quality and reduced sleep hours result in work impairment and physical and mental illnesses. This study aimed to improve sleep quality and determine the factors affecting the quality of sleep. Materials and Methods: This cross-sect...

objective: the aim of the present research was to evaluate the psychological well-being and quality of sleep in addicts under methadone treatment for at least 6 months. methods: a total of 40 individuals were selected through purposeful sampling method among the referring addicts to 2 addiction centers in eastern tehran. participants took the ryff scale of psychological well-being (rspwb) and p...

background and purpose: sleep disorders are a common problem in patients undergoing hemodialysis. poor sleep quality is considered as a potential predictor for mortality and reduced quality of life in these patients. this study aimed to evaluate subjective sleep quality in hemodialysis patients and its association with hemodialysis timing. methods: this descriptive-correlational study was condu...

background: although sleeping problems are common among all age groups, the elderly suffer a higher prevalence of sleep disorders. the present study aimed to investigate the relationship between sleep quality, self-efficacy, and stages of change among the elderly. methods: this descriptive-analytical study was conducted on 36 individuals aged 60-75 years selected through simple random sampling ...