作者
Sanjay R Patel, Najib T Ayas, Mark R Malhotra, David P White, Eva S Schernhammer, Frank E Speizer, Meir J Stampfer, Frank B Hu
发表日期
2004/5/1
期刊
Sleep
卷号
27
期号
3
页码范围
440-444
出版商
Oxford University Press
简介
Study Objectives
It is commonly believed that 8 hours of sleep per night is optimal for good health. However, recent studies suggest the risk of death is lower in those sleeping 7 hours. We prospectively examined the association between sleep duration and mortality in women to better understand the effect of sleep duration on health.
Design
Prospective observational study.
Setting
Community-based.
Participants
Women in the Nurses Health Study who answered a mailed questionnaire asking about sleep duration in 1986.
Interventions
None.
Measurements and Results
Vital status was ascertained through questionnaires, contact with next of kin, and the National Death Index. During the 14 years of this study (1986–2000), 5409 deaths occurred in the 82,969 women who responded to the initial …
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SR Patel, NT Ayas, MR Malhotra, DP White… - Sleep, 2004