Gerard A Kerkhof

Summary

Affiliation: University of Amsterdam
Country: The Netherlands

Publications

  1. doi request reprint Holland Sleep Disorders Questionnaire: a new sleep disorders questionnaire based on the International Classification of Sleep Disorders-2
    Gerard A Kerkhof
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    J Sleep Res 22:104-7. 2013
  2. ncbi request reprint Vital working hour schemes: The dynamic balance between various interests
    Gerard A Kerkhof
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    Chronobiol Int 23:1099-104. 2006
  3. ncbi request reprint Circadian variation in cardiac autonomic activity: reactivity measurements to different types of stressors
    Alexander P J van Eekelen
    Department of Psychology, University of Amsterdam, The Netherlands
    Chronobiol Int 21:107-29. 2004
  4. ncbi request reprint Physiologic indexes in chronic insomnia during a constant routine: evidence for general hyperarousal?
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    Sleep 28:1588-96. 2005
  5. ncbi request reprint Chronic insomnia and performance in a 24-h constant routine study
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, The Netherlands
    J Sleep Res 14:49-59. 2005
  6. ncbi request reprint Circadian variation in base rate measures of cardiac autonomic activity
    Alexander P J van Eekelen
    Department of Psychology, University of Amsterdam, Roetersstraat 15, 1018 WB, Amsterdam, The Netherlands
    Eur J Appl Physiol 93:39-46. 2004
  7. ncbi request reprint Are individuals' nighttime sleep characteristics prior to shift-work exposure predictive for parameters of daytime sleep after commencing shift work?
    Heidi M Lammers-van der Holst
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    Chronobiol Int 23:1217-27. 2006
  8. ncbi request reprint Chronic insomnia and daytime functioning: an ambulatory assessment
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, The Netherlands
    Behav Sleep Med 5:279-96. 2007
  9. doi request reprint The influence of sleep quality, sleep duration and sleepiness on school performance in children and adolescents: A meta-analytic review
    Julia F Dewald
    Department of Education, Faculty of Social and Behavior Science, University of Amsterdam, Nieuwe Prinsengracht 130, 1018 VZ Amsterdam, The Netherlands
    Sleep Med Rev 14:179-89. 2010
  10. ncbi request reprint 24-hour assessment of performance on a palmtop computer: validating a self-constructed test battery
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, The Netherlands
    Chronobiol Int 20:109-21. 2003

Collaborators

Detail Information

Publications13

  1. doi request reprint Holland Sleep Disorders Questionnaire: a new sleep disorders questionnaire based on the International Classification of Sleep Disorders-2
    Gerard A Kerkhof
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    J Sleep Res 22:104-7. 2013
    ..73 and 0.81 and an overall percentage of 85% correctly classified patients (κ = 0.80), indicating a substantial to excellent agreement between the primary diagnoses and the Holland Sleep Disorders Questionnaire classifications...
  2. ncbi request reprint Vital working hour schemes: The dynamic balance between various interests
    Gerard A Kerkhof
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    Chronobiol Int 23:1099-104. 2006
    ..The organizers of the 17th International Symposium and the co-editors of these proceedings are convinced that the high quality of the contributions will bring us closer to this ultimate goal...
  3. ncbi request reprint Circadian variation in cardiac autonomic activity: reactivity measurements to different types of stressors
    Alexander P J van Eekelen
    Department of Psychology, University of Amsterdam, The Netherlands
    Chronobiol Int 21:107-29. 2004
    ....
  4. ncbi request reprint Physiologic indexes in chronic insomnia during a constant routine: evidence for general hyperarousal?
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    Sleep 28:1588-96. 2005
    ..The present study explored, under strictly controlled conditions, whether chronic insomnia is associated with altered physiologic markers of arousal, both in absolute levels and in terms of circadian rhythmicity, relative to controls...
  5. ncbi request reprint Chronic insomnia and performance in a 24-h constant routine study
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, The Netherlands
    J Sleep Res 14:49-59. 2005
    ..Apparently, chronic insomnia has a negative impact upon performance as measured under strictly controlled, unmasked conditions...
  6. ncbi request reprint Circadian variation in base rate measures of cardiac autonomic activity
    Alexander P J van Eekelen
    Department of Psychology, University of Amsterdam, Roetersstraat 15, 1018 WB, Amsterdam, The Netherlands
    Eur J Appl Physiol 93:39-46. 2004
    ....
  7. ncbi request reprint Are individuals' nighttime sleep characteristics prior to shift-work exposure predictive for parameters of daytime sleep after commencing shift work?
    Heidi M Lammers-van der Holst
    Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands
    Chronobiol Int 23:1217-27. 2006
    ..Follow-up studies may reveal whether the subjective quality of baseline nighttime sleep also predicts long-term overall tolerance for shift work...
  8. ncbi request reprint Chronic insomnia and daytime functioning: an ambulatory assessment
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, The Netherlands
    Behav Sleep Med 5:279-96. 2007
    ....
  9. doi request reprint The influence of sleep quality, sleep duration and sleepiness on school performance in children and adolescents: A meta-analytic review
    Julia F Dewald
    Department of Education, Faculty of Social and Behavior Science, University of Amsterdam, Nieuwe Prinsengracht 130, 1018 VZ Amsterdam, The Netherlands
    Sleep Med Rev 14:179-89. 2010
    ..Longitudinal and experimental studies are recommended in order to gain more insight into the different relationships and to develop programs that can improve school performance by changing individuals' sleep patterns...
  10. ncbi request reprint 24-hour assessment of performance on a palmtop computer: validating a self-constructed test battery
    Michael Varkevisser
    Department of Psychology, University of Amsterdam, The Netherlands
    Chronobiol Int 20:109-21. 2003
    ..In conclusion, the present test battery appeared to be a good tool for future assessment of performance under natural conditions...
  11. ncbi request reprint Circadian variation in cortisol reactivity to an acute stressor
    Alexander P J van Eekelen
    Department of Psychonomics, University of Amsterdam, Amsteradm, The Netherlands
    Chronobiol Int 20:863-78. 2003
    ..01, p < 0.001, epsilon = 0.523). These findings are interpreted as evidence for the existence of an endogenous circadian periodicity underlying the sensitivity of the hypothalamus-pituitary-adrenal (HPA)-axis to acute stress...
  12. ncbi request reprint Hyperarousal as a basis for chronic insomnia: statistical misconceptions and individual differences
    Michael Varkevisser
    Sleep 29:719. 2006
  13. ncbi request reprint Melatonin improves health status and sleep in children with idiopathic chronic sleep-onset insomnia: a randomized placebo-controlled trial
    Marcel G Smits
    Sleep Centre, Hospital Gelderse Vallei, Willy Brandtlaan 10, Box 9025, 6710 HN Ede, The Netherlands
    J Am Acad Child Adolesc Psychiatry 42:1286-93. 2003
    ..To investigate the effect of melatonin treatment on health status and sleep in children with idiopathic sleep-onset insomnia...