Studies on relationship between sleep quality estimated by autonomic nerve-circulatory system and psychosocial factors among workers in aging and information-oriented society

点击翻译按钮获取中文摘要

1 Relationship between psychosocial stressors and sleep quality(1) Epidemiological studies on civil servantsAccording to a survey on 2000 civil-servants, more job demand of karasek's scale and less score of psychological aspects of WHO-QOL were likely to reduce sleep quality evaluated by the Pittsburgh Sleep Quality Index.(2) Epidemiological studies on over-night shift workersAccording to a survey on 300 employed men working in over-night shift, better score on SF-36 questionnaire showed higher quality of sleep, and sleep latency evaluated by OSA sleep questionnaire was extended on the over-night shift.2 Sleep quality estimated bv physiological indicators on autonomic never-circulatory system in laboratory(1) Sleep in night on day-time shift workWorkers with better sleep latency evaluated by OSA sleep questionnaire showed the higher activity on parasympathetic nerve in the early half of sleep.(2) Sleep in day-time on over-night shift workDuring the sleep, 2〜3 times sleep cycles with slow-wave sleep, which usually appears several times in ordinal night sleep, were observed.Nevertheless, higher activity of parasympathetic never and decrease in blood pressure were observed as the ordinal night sleep.