OBJECTIVE Poor sleep quality has a number of significant negative effects on daytime function. However, few studies have examined sleep quality in patients with dizziness. Here, we investigated the potential association between sleep quality and various types of dizziness. SUBJECTS AND METHODS We examined dizziness and sleep disturbance in 237 patients experiencing dizziness using Korean vers...

Caffeine is commonly consumed to help offset fatigue, however, it can have several negative effects on sleep quality and quantity. The aim of this study was to determine the relationship between caffeine consumption and sleep quality in adults using a newly validated caffeine food frequency questionnaire (C-FFQ). In this cross sectional study, 80 adults (M ± SD: 38.9 ± 19.3 years) attended the ...

BACKGROUND/AIMS Sleep disturbance is prime concern in patients with Behcet disease. The purpose of this study was to find out the effects of sleep quality, in Korean patients suffering from Behcet disease. We further investigated the relationship between depression, quality of life and the clinical findings of Behcet disease. METHODS The study was performed by the cross-sectional design. Slee...

Despite the prevalence of sleep complaints among psychiatric patients, few questionnaires have been specifically designed to measure sleep quality in clinical populations. The Pittsburgh Sleep Quality Index (PSQI) is a self-rated questionnaire which assesses sleep quality and disturbances over a 1-month time interval. Nineteen individual items generate seven "component" scores: subjective sleep...

The objective of this study was to evaluate the alterations in sleep and circadian parameters during the aging process. The study sample comprises volunteers older than 18 up to 90 years of age that answered the Pittsburgh Sleep Quality Index (PSQI) and the Horne and Östberg circadian preference questionnaire. We observed that the shift to morningness with increasing age is associated with a si...

BACKGROUND Menopause is an inevitable stage affecting every middle-aged woman. China has a large and increasing group of post-menopausal women. Most post-menopausal women suffer from increased risks for cardiovascular diseases (CVD) and sleep problems. Previous studies have demonstrated the associations between sleep disorders and increased CVD risks in general population. The current study is ...

BACKGROUND While poor sleep quality can worsen cardiovascular risk factors such as glucose and lipid profiles in patients with type 2 diabetes mellitus (T2DM), the relationship between sleep quality and atherosclerosis remains largely unknown. The aim of this study was to examine this relationship. METHODS The study participants comprised 724 Japanese T2DM outpatients free of history of cardi...

BACKGROUND/AIM While poor sleep quality and sleep problems are signs of depression in adolescents, depressive symptoms among this age group further deteriorate sleep quality. The aim of this study was to explore the relationship between sleep quality and depressive symptoms in adolescents of 14 to 20 years of age. MATERIALS AND METHODS This study was conducted with a descriptive and cross-sec...

Objectives:To investigate and compare scores of quality life(QoL),sleep disturbances,and psychological status between the partners female patients with fibromyalgia syndrome(FMS) those healthy controls.
 Materials Methods:The study included 100 FMS under 1990 criteria American Rheumatism Association(ACR) controls.The controls were investigated through Beck Depression Inventory(BDI),Beck An...

OBJECTIVES The negative effects of osteoarthritis (OA), such as pain and depression, interfere with an individual's sleep quality. The main objective of the present study was to investigate the prevalence of poor quality of sleep in individuals with OA in Taiwan and identify potential predictors. A secondary objective was to examine agreement between objective and subjective measures of sleep q...