Abstract:
:The purpose of the study was to examine ethnic influences on sleep regulation. Seventy-three normal volunteers from four ethnic groups (17 African-Americans, 10 Asians, 30 Caucasians and 16 Hispanics) were studied for two consecutive nights with sleep polysomnography recordings in the laboratory. The subjects were in good physical and psychological health, and were asymptomatic with respect to sleep/wake complaints or sleep disorders. With the exception of minor differences, sleep continuity, sleep architecture and rapid eye movement (REM) sleep patterns were comparable among the four groups. African-Americans had evidence of more stages 1 and 2 and diminished stage 4 sleep, whereas the Hispanics had higher REM density. These preliminary findings suggest that sleep patterns are remarkably similar across cultures. There are, however, important cross-ethnic differences, specifically in the depth of sleep and in phasic REM measures. Because sleep disturbances are common symptoms of emotional disorders and since many psychoactive agents affect sleep, cross-ethnic differences in sleep patterns may have potential implications for the treatment and prevention of psychiatric disorders.
journal_name
J Psychiatr Resjournal_title
Journal of psychiatric researchauthors
Rao U,Poland RE,Lutchmansingh P,Ott GE,McCracken JT,Lin KMdoi
10.1016/s0022-3956(99)00019-9subject
Has Abstractpub_date
1999-09-01 00:00:00pages
419-26issue
5eissn
0022-3956issn
1879-1379pii
S0022-3956(99)00019-9journal_volume
33pub_type
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pub_type: 临床试验,杂志文章
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