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63 Results for: "Sleep"

Nutritional Status, Growth and Sleep Habits Among Senegalese Adolescent Girls

  • Published on 2004

Objective To study the relation between sleep habits, nutritional status, growth and maturation in a group of African adolescent girls. The main hypothesis to be tested was that sleep length could be an effective way to spare energy, and thus malnourished girls sleep longer than normal girls. Design Three repeated ...


Nocturnal Activity and Sleep Assessment

  • Added on November 4, 2010

Sleep occupies approximately one third of our lives yet its modem study has largely been restricted to the use of the polygraph and to self-report via sleep logs. Actigraphy is a method for obtaining objective behavioral samples of nocturnal as well as diurnal activity. Activity is continuously measured and recorded ...


Issues of Validity in Actigraphic Sleep Assessment

  • Published on 2004

Objectives The Standards of Practice Committee of the American Sleep Disorders Association has supported the use of actigraphy in the assessment of sleep disorders. Pollak et al disagree. The objective of this paper is to identify and critically evaluate several theoretic and methodological issues that are central to these divergent ...