Sleep duration among black and white Americans: Results of the National Health Interview Survey
Sleep duration among black and white Americans: Results of the National Health Interview Survey
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DOI:
10.1016/s0027-9684(15)31244-x
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发表时间:
2008-03-01
影响因子:
3.3
通讯作者:
McFarlane, Samy I.
中科院分区:
文献类型:
--
作者:
Nunes, Joao;Jean-Louis, Girardin;McFarlane, Samy I.
Introduction: Elpidemiologic studies have shown the importance of habitual sleep duration as an index of health and mortality risks. However, little has been done to ascertain ethnic differences in sleep duration in a national sample. This study compares sleep duration in a sample of black and white participants in the National Health Interview Survey (NHIS).Method: Data were collected from 29,818 Americans (age range 18-85 years) who participated in the 2005 NHIS. The NHIS is a cross-sectional household interview survey that uses a multistage area probability design, thus permitting representative sampling of U.S. households. During face-to-face interviews conducted by trained interviewers from the U.S. Census Bureau, respondents provided demographic data and information about physician-diagnosed chronic conditions, estimated habitual sleep duration and functional capacity, and rated their mood.Results: Fisher's exact test results indicated that blacks were less likely than whites to report sleeping 7 hours (23% vs. 30%; chi(2)=94, p