This study measured the sleep attributes of 30 normal 12-month-old
children with a
computerized movement detector (Actigraph). Data on the child's temperament
on the Carey Toddler Temperament Questionnaire, which the mother completed.
finding was that rhythmic children went to sleep earlier and had longer
however, their sleep pattern was not more efficient compared to children
rhythmicity. The results of the present study provide only limited evidence
to the association
between the regulation of sleep-wake cycles and the temperamental characteristics
child. Hence it may be concluded that within non-referred low-risk infants,
does not discriminate between good and poor sleepers. Alternatively, however,
relationship between sleep and temperament demonstrated in the present
study may reflect
the limitation of maternal perception as a source for temperament assessment.