G Jean-Louis

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi Mood states and sleepiness in college students: influences of age, sex, habitual sleep, and substance use
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, La Jolla 92037, USA
    Percept Mot Skills 87:507-12. 1998
  2. ncbi Predictors of subjective sleepiness induced by melatonin administration
    G Jean-Louis
    Psychophysiology Laboratory, CCNY, CUNY, New York, New York, USA
    J Psychosom Res 47:355-8. 1999
  3. ncbi Sleep estimation from wrist activity in patients with major depression
    G Jean-Louis
    Circadian Pacemaker Laboratory, Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, Box 0667, La Jolla, CA 92093 0667, USA
    Physiol Behav 70:49-53. 2000
  4. ncbi Sleep-wake patterns among postmenopausal women: a 24-hour unattended polysomnographic study
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, La Jolla 92093 0667, USA
    J Gerontol A Biol Sci Med Sci 55:M120-3. 2000
  5. ncbi Circadian sleep, illumination, and activity patterns in women: influences of aging and time reference
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, La Jolla 92093 0667, USA
    Physiol Behav 68:347-52. 2000
  6. ncbi Sleep estimation from wrist movement quantified by different actigraphic modalities
    G Jean-Louis
    Department of Psychiatry, University of California, Sam and Rose Stein Institute for Research on Aging, San Diego, CA, USA
    J Neurosci Methods 105:185-91. 2001
  7. ncbi Actigraphic assessment of sleep in insomnia: application of the Actigraph Data Analysis Software (ADAS)
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, 92037, USA
    Physiol Behav 65:659-63. 1999
  8. ncbi Effects of melatonin in two individuals with Alzheimer's disease
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, La Jolla, CA 92037, USA
    Percept Mot Skills 87:331-9. 1998
  9. ncbi Melatonin effects on sleep, mood, and cognition in elderly with mild cognitive impairment
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, USA
    J Pineal Res 25:177-83. 1998
  10. ncbi Sleep and quality of well-being
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, USA
    Sleep 23:1115-21. 2000

Detail Information

Publications15

  1. ncbi Mood states and sleepiness in college students: influences of age, sex, habitual sleep, and substance use
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, La Jolla 92037, USA
    Percept Mot Skills 87:507-12. 1998
    ..Perhaps falling asleep in school could be used as an index that characterizes students who manifest adaptive or psychological difficulty...
  2. ncbi Predictors of subjective sleepiness induced by melatonin administration
    G Jean-Louis
    Psychophysiology Laboratory, CCNY, CUNY, New York, New York, USA
    J Psychosom Res 47:355-8. 1999
    ..Specifically, the more time individuals spend outdoors, the sleepier they are when administered melatonin...
  3. ncbi Sleep estimation from wrist activity in patients with major depression
    G Jean-Louis
    Circadian Pacemaker Laboratory, Department of Psychiatry, University of California San Diego, 9500 Gilman Drive, Box 0667, La Jolla, CA 92093 0667, USA
    Physiol Behav 70:49-53. 2000
    ..These findings suggest that scoring criteria optimized on wrist-activity data of healthy young adults may not produce optimal results for patients characterized with major depressive episodes...
  4. ncbi Sleep-wake patterns among postmenopausal women: a 24-hour unattended polysomnographic study
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, La Jolla 92093 0667, USA
    J Gerontol A Biol Sci Med Sci 55:M120-3. 2000
    ..Circadian sleep-wake profiles in postmenopausal women were examined to explore relationships between nocturnal and out-of-bed sleep...
  5. ncbi Circadian sleep, illumination, and activity patterns in women: influences of aging and time reference
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, La Jolla 92093 0667, USA
    Physiol Behav 68:347-52. 2000
    ..However, changes in local time reference were not significantly and consistently associated with actigraphic sleep or activity measures...
  6. ncbi Sleep estimation from wrist movement quantified by different actigraphic modalities
    G Jean-Louis
    Department of Psychiatry, University of California, Sam and Rose Stein Institute for Research on Aging, San Diego, CA, USA
    J Neurosci Methods 105:185-91. 2001
    ..Wrist movement quantified by the Mini Motionlogger proportional-integrating mode yielded the best accuracy for detection of sleep--wake states...
  7. ncbi Actigraphic assessment of sleep in insomnia: application of the Actigraph Data Analysis Software (ADAS)
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, 92037, USA
    Physiol Behav 65:659-63. 1999
    ..A strong correlation coefficient (r = 0.82, p < 0.0001) was noted between ACT and PSG for total sleep time, thus suggesting a high degree of accuracy of the actigraph methodology in assessing the sleep/wake profile of insomniacs...
  8. ncbi Effects of melatonin in two individuals with Alzheimer's disease
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, La Jolla, CA 92037, USA
    Percept Mot Skills 87:331-9. 1998
    ..Interestingly, the acrophase of rest-activity was delayed for about one hour in both patients. These results suggest that melatonin may have beneficial effects in some patients with Alzheimer's disease...
  9. ncbi Melatonin effects on sleep, mood, and cognition in elderly with mild cognitive impairment
    G Jean-Louis
    Department of Psychiatry, University of California, San Diego, USA
    J Pineal Res 25:177-83. 1998
    ..No side effects or contraindications were reported by any of our participants during the 10 day trials. These data suggest that melatonin can safely improve some aspects of sleep, memory, and mood in the elderly in short-term use...
  10. ncbi Sleep and quality of well-being
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, USA
    Sleep 23:1115-21. 2000
    ..Whereas sleep restriction in the laboratory induces sleepiness and mood disturbances, it is not certain whether a short sleep duration impairs the quality of everyday life...
  11. ncbi The actigraph data analysis software: II. A novel approach to scoring and interpreting sleep-wake activity
    G Jean-Louis
    Psychophysiology Laboratory, College of Staten Island, New York 10314, USA
    Percept Mot Skills 85:219-26. 1997
    ..We have also observed no first-night effects associated with sleep-wake monitoring with actigraphy...
  12. ncbi The actigraph data analysis software: I. A novel approach to scoring and interpreting sleep-wake activity
    G Jean-Louis
    Psychophysiology Laboratory, College of Staten Island, NY 10314, USA
    Percept Mot Skills 85:207-16. 1997
    ..These findings corroborate previous research showing that actigraphy is a valid instrument for assessment of sleep and wakefulness...
  13. ncbi Determination of sleep and wakefulness with the actigraph data analysis software (ADAS)
    G Jean-Louis
    Psychophysiology Laboratory, College of Staten Island, NY 10314, USA
    Sleep 19:739-43. 1996
    ..The application of the optimal software to the validation sample revealed an even higher correlation coefficient (r = 0.97, p < 0.0001), with an average discrepancy value of 12 minutes...
  14. ncbi Sleep detection with an accelerometer actigraph: comparisons with polysomnography
    G Jean-Louis
    Department of Psychiatry, University of California San Diego, 9500 Gilman Dr, San Diego, CA 92093, USA
    Physiol Behav 72:21-8. 2001
    ..However, different algorithms are optimal for individuals with different characteristics...
  15. ncbi Ethnic differences in self-reported sleep problems in older adults
    G Jean-Louis
    Department of Psychiatry, SUNY Downstate Medical Center, Brooklyn, NY, USA
    Sleep 24:926-33. 2001
    ..To our knowledge population-based studies investigating ethnic differences in sleep complaints have not addressed within-group ethnic heterogeneity, although within-group health disparities have been documented...