Age-related changes in initiation and maintenance of sleep: A meta-analysis
Age-related changes in initiation and maintenance of sleep: A meta-analysis
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DOI:
10.1002/(sici)1098-240x(200004)23:2
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发表时间:
2000-04-01
影响因子:
2
通讯作者:
Janisse, JJ
中科院分区:
文献类型:
--
作者:
Floyd, JA;Medler, SM;Janisse, JJ
The purpose of this meta-analysis was to determine the magnitude of change over the adult life span in four key sleep characteristics and to explore research design features that may account for variability in reported age-related sleep change. Forty-one published studies (combined N = 3293) provided 99 correlational effect sizes. Waking frequency and duration increased with age as previously concluded by narrative reviewers. Although narrative reviewers were less certain whether nighttime sleep amount or the ability to initiate sleep decreased with age, the meta-analysis suggested that both decreased. When sleep variables were measured by polysomnography rather than self-report, larger age-related changes were found. Few researchers who studied normal sleep controlled for important health moderators or studied women. (C) 2000 John Wiley & Sons, Inc.