ACTIVITY-BASED ASSESSMENT OF SLEEP-WAKE PATTERNS DURING THE 1ST YEAR OF LIFE
ACTIVITY-BASED ASSESSMENT OF SLEEP-WAKE PATTERNS DURING THE 1ST YEAR OF LIFE
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DOI:
10.1016/0163-6383(95)90021-7
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发表时间:
1995-07-01
影响因子:
2.1
通讯作者:
CARSKADON, MA
中科院分区:
文献类型:
--
作者:
SADEH, A;ACEBO, C;CARSKADON, MA
The aim of this study was to examine the validity of activity-based monitoring (actigraphy) for the assessment of sleep-wake patterns during the Ist year of life. Forty-one infants were directly observed for sleep-wake state determination by trained observers. Concomitant activity data obtained by actigraphs attached to the infants' ankles during the observation were matched on a minute-by-minute basis, and a scoring algorithm was developed for automatic identification of sleep-wake states. Overall, the automatic scoring algorithm for activity data reached 95.3% agreement rate with the observers' sleep-wake scoring. Distinction of quiet and active sleep reached agreement rates ranging from 54% to 87% at different ages. Significant night-to-night stability was found for several derived sleep-wake measures, and high variability was noted for other measures. It is concluded that actigraphy provides valid sleep-wake measures during the 1st year of life.