• Estimation bias and agreement limits between two common self-report methods of habitual sleep duration in epidemiological surveys 

      Korman, Maria; Zarina, Daria; Tkachev, Vadim; Merikanto, Ilona; Bjorvatn, Bjørn; Bjelajac, Adrijana Koscec; Penzel, Thomas; Landtblom, Anne-Marie; Benedict, Christian; Chan, Ngan Yin; Wing, Yun Kwok; Dauvilliers, Yves; Morin, Charles M.; Matsui, Kentaro; Nadorff, Michael; Bolstad, Courtney J.; Chung, Frances; Mota-Rolim, Sérgio; De Gennaro, Luigi; Plazzi, Giuseppe; Yordanova, Juliana; Holzinger, Brigitte; Partinen, Markku; Reis, Cátia (Journal article; Peer reviewed, 2024)
      Accurate measurement of habitual sleep duration (HSD) is crucial for understanding the relationship between sleep and health. This study aimed to assess the bias and agreement limits between two commonly used short HSD ...
    • Persistent short nighttime sleep duration is associated with a greater post-COVID risk in fully mRNA-vaccinated individuals 

      Xue, Pei; Merikanto, Ilona; Chung, Frances; Morin, Charles M.; Espie, Colin; Bjorvatn, Bjørn; Cedernaes, Jonathan; Landtblom, Anne-Marie; Penzel, Thomas; De Gennaro, Luigi; Holzinger, Brigitte; Matsui, Kentaro; Hrubos-Strøm, Harald; Korman, Maria; Leger, Damien; Mota-Rolim, Sérgio; Bolstad, Courtney J.; Nadorff, Michael; Plazzi, Giuseppe; Reis, Catia; Chan, Rachel Ngan Yin; Wing, Yun Kwok; Yordanova, Juliana; Bjelajac, Adrijana Koscec; Inoue, Yuichi; Partinen, Markku; Dauvilliers, Yves; Benedict, Christian (Journal article; Peer reviewed, 2023)
      Short nighttime sleep duration impairs the immune response to virus vaccination, and long nighttime sleep duration is associated with poor health status. Thus, we hypothesized that short (<6 h) and long (>9 h) nighttime ...
    • Sleep and daytime problems during the COVID-19 pandemic and effects of coronavirus infection, confinement and financial suffering: a multinational survey using a harmonised questionnaire 

      Partinen, Markku; Holzinger, Brigitte; Morin, Charles M; Espie, Colin A.; Chung, F.; Penzel, Thomas; Benedict, Christian; Bolstad, Courtney J.; Cedernaes, Jonathan; Chan, Rachel Ngan Yin; Dauvilliers, Yves; De Gennaro, Luigi; Han, Fang; Inoue, Yuichi; Matsui, Kentaro; Leger, Damien; Cunha, Ana Suely; Merikanto, Ilona; Mota-Rolim, Sergio; Nadorff, Michael; Plazzi, Giuseppe; Schneider, Jules; Sieminski, Mariusz; Wing, Yun-Kwok; Bjorvatn, Bjørn (Journal article; Peer reviewed, 2021)
      Objectives Sleep is important for human health and well-being. No previous study has assessed whether the COVID-19 pandemic impacts sleep and daytime function across the globe. Methods This large-scale international ...