The sleep/wake cycle in 4-to 14-month old children: general aspects and sex diferences
Braz. j. med. biol. res
;
22(1): 103-6, 1989. ilus, tab
Article
in English
| LILACS
| ID: lil-67509
RESUMO
The sleep/wake cycle of 39 children, 4 to 14 months of age was observed and recorded continuously (24 h per day) over a 4-month period, one ful week per month, from November 1986 through February 1987. Total sleep time per day was analyzed the different age groups and for the two sexes. A decrease in total sleep time is shown as a function of increasing age for the whole population. analyzing boys and girls separately, a differential effect on total sleep time was demonstrated, girls tending to sleep more after 10 months of age
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Index:
LILACS (Americas)
Main subject:
Sleep
/
Circadian Rhythm
Type of study:
Observational study
/
Prognostic study
Limits:
Female
/
Humans
/
Infant
/
Male
Language:
English
Journal:
Braz. j. med. biol. res
Journal subject:
Biology
/
Medicine
Year:
1989
Type:
Article
/
Congress and conference
/
Project document
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