Status:

COMPLETED

Aging, Sleep, Cognitive Process

Lead Sponsor:

University Hospital, Bordeaux

Conditions:

BIOLOGICAL CLOCKS

Eligibility:

MALE

20-75 years

Phase:

NA

Brief Summary

The aim of the study is to determine the impact of aging, circadian rhythms and sleep deprivation on executive performances. Volunteers will complete a 40-hour extended wakefulness period in constant ...

Detailed Description

Social evolutions (nocturnal activity, shift work) have consequently reduced average sleep duration average. In addition, aging leads to a physiological reduction of nocturnal sleep duration. Many st...

Eligibility Criteria

Inclusion

  • excessive daytime sleepiness (Epworth Sleepiness Scale score \> 9),
  • sleep complaint such as sleep apnea or insomnia (Basic Nordic Sleep Questionnaire, items score \< 4 except questions 3, 4 and 15a for aged volunteers),
  • not intermediate in terms of morningness and eveningness according to the Horne-Ostberg questionnaire for young volunteers
  • absence of psychopathology evidenced during psychologist interview or on the Symptom Check List (SCL-90R score\>59)
  • sleep efficiency evidenced by actimetry (\>85%) during 7 days
  • absence of apnea/hypopnea syndrome (RDI\<15)
  • absence of periodic movement disorder (MPS\<15)
  • regular sleep schedule during 3 days before study participation
  • affiliated to the french health care system

Exclusion

  • volunteers with sleep disorders or organic disorders affecting sleep,
  • poor sleep hygiene or abnormal usual sleep patterns,
  • night workers or shift-workers,
  • substance abusers (caffeine, drug, or alcohol).

Key Trial Info

Start Date :

December 1 2008

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

February 1 2011

Estimated Enrollment :

28 Patients enrolled

Trial Details

Trial ID

NCT00804804

Start Date

December 1 2008

End Date

February 1 2011

Last Update

March 7 2011

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Genpphass

Bordeaux, France, 33076

2

Uh Purpan

Toulouse, France, 31300

3

Medes-Imps

Toulouse, France, 31405