• The development, inter-rater agreement and performance of a hierarchical procedure for setting the rest-interval in actigraphy data 

      Follesø, Hanna Størksen; Austad, Sigrun Borgen; Olsen, Alexander; Saksvik-Lehouillier, Ingvild (Peer reviewed; Journal article, 2021)
      The aim of this study was to develop and empirically test a hierarchical procedure for defining rest intervals in actigraphy data. Background This is a two-part study. The aim of study 1 was to identify common practices ...
    • High neuroticism is associated with reduced negative affect following sleep deprivation 

      Saksvik-Lehouillier, Ingvild; Langvik, Eva; Saksvik, Simen Berg; Kallestad, Håvard; Follesø, Hanna Størksen; Austad, Sigrun Borgen; Dahlberg, Johanna; Ringen, Heidi; Tanum, Tiril Kristine; Sørengaard, Torhild Anita; Karlsen, Håvard Rudi; Smedbøl, Trine; Olsen, Alexander (Peer reviewed; Journal article, 2021)
      The aim was to investigate how neuroticism moderates the affective consequences of personalized mild-moderate partial sleep deprivation. A total of 52 healthy subjects aged 18–35 years completed the NEO PI-3 at baseline, ...
    • Mild to moderate partial sleep deprivation is associated with increased impulsivity and decreased positive affect in young adults 

      Saksvik-Lehouillier, Ingvild; Saksvik, Simen Berg; Dahlberg, Berit Johanna; Tanum, Tiril Kristine; Ringen, Heidi; Karlsen, Håvard Rudi; Smedbøl, Trine; Sørengaard, Torhild Anita; Stople, Mailen; Kallestad, Håvard; Olsen, Alexander (Peer reviewed; Journal article, 2020)
      The effects of mild–moderate partial sleep deprivation on affective and cognitive functioning were evaluated in a naturalistic home environment, mimicking short sleep typically caused by demands from work or society. A ...