Annika Norell

Articles in journals

• Støre, S. J. , Tillfors, M. , Angelhoff, C. & Norell-Clarke, A. (2023). A robot intervention for adults with ADHD and insomnia-A mixed-method proof-of-concept study. PLOS ONE, 18 (9).
• Johles, L. , Norell, A. , Lundqvist, C. , Jansson-Fröjmark, M. & Mehlig, K. (2023). Is a Brief Body Scan Helpful for Adolescent Athletes' Sleep Problems and Anxiety Symptoms?. Mindfulness, 14 (6), 1522-1530.
• Garmy, P. , Norell-Clarke, A. & Sandlund, C. (2023). Limiting recreational screen media use increases physical activity among children but not their parents. Evidence-Based Nursing, 26 (2), 57-57.
• Støre, S. J. , Tillfors, M. , Wästlund, E. , Angelhoff, C. , Andersson, G. & Norell-Clarke, A. (2023). Mind, Body and Machine: Preliminary Study to Explore Predictors of Treatment Response After a Sleep Robot Intervention for Adults with Insomnia. Nature and Science of Sleep, 15, 567-577.
• Jakobsson Støre, S. , Norell-Clarke, A. & Jakobsson, N. (2023). Sleep researchers’ rankings of sleep journals. Journal of Sleep Research, 32 (3).
• Wallsten, D. , Norell-Clarke, A. , Anniko, M. , Eriksson, O. , Lamourín, V. , Halldin, I. , Kindbom, T. , Hesser, H. & et al. (2023). Treatment of worry and comorbid symptoms within depression, anxiety, and insomnia with a group-based rumination-focused cognitive-behaviour therapy in a primary health care setting: a randomised controlled trial. Frontiers in Psychology, 14.
• Norell-Clarke, A. , Jonsson, K. , Blomquist, A. , Ahlzén, R. & Kjellgren, A. (2022). A study of flotation-REST (restricted environmental stimulation therapy) as an insomnia treatment. Sleep Science, 15 (Suppl. 2), 361-368.
• Hedin, G. , Norell-Clarke, A. , Tønnesen, H. , Westergren, A. & Garmy, P. (2022). Contributory Factors for Teen Insomnia Symptoms: A Prospective Cohort Study in Sweden. Frontiers in Neuroscience, 16.
• Hedin, G. , Garmy, P. , Norell-Clarke, A. , Tønnesen, H. , Hagell, P. & Westergren, A. (2022). Measurement properties of the minimal insomnia symptom scale (MISS) in adolescents. Sleep Science and Practice (SSP) (6).
• Janson-Fröjmark, M. , Alfonsson, S. , Bohman, B. , Rozental, A. & Norell-Clarke, A. (2022). Paradoxical intention for insomnia: A systematic review and meta-analysis. Journal of Sleep Research, 31 (2).
• Jakobsson Støre, S. , Tillfors, M. , Wästlund, E. , Angelhoff, C. , Andersson, G. & Norell-Clarke, A. (2022). The effects of a sleep robot intervention on sleep, depression and anxiety in adults with insomnia: A randomized waitlist-controlled trial. Journal of Sleep Research.
• Johansson, M. , Jansson-Fröjmark, M. , Norell-Clarke, A. & Linton, S. J. (2021). Changes in insomnia as a risk factor for the incidence and persistence of anxiety and depression: a longitudinal community study. Sleep science and practice (5).
• Turunen, J. , Norell-Clarke, A. & Hagquist, C. (2021). How do children and adolescents of separated parents sleep? An investigation of custody arrangements, sleep habits, sleep problems, and sleep duration in Sweden. Sleep Health, 7 (6), 716-722.
• Norell-Clarke, A. , Hagström, M. & Jansson-Fröjmark, M. (2021). Sleep-Related Cognitive Processes and the Incidence of Insomnia Over Time: Does Anxiety and Depression Impact the Relationship?. Frontiers in Psychology, 12.
• Jakobsson Støre, S. , Tillfors, M. , Wästlund, E. , Angelhoff, C. , Andersson, G. & Norell-Clarke, A. (2021). The effects of a sleep robot intervention on sleep, depression and anxiety in adults with insomnia: Study protocol of a randomized waitlist-controlled trial. Contemporary Clinical Trials, 110.
• Wallsten, D. , Norell-Clarke, A. , Alfonsson, S. , Gryphon, D. , Eriksson, H. & Tillfors, M. (2021). Treating co-morbid insomnia and social anxiety disorder with sequential CBT protocols: a single-case experimental study. Behavioural and Cognitive Psychotherapy, 49 (6), 641-657.
• Lundgren, J. , Norell-Clarke, A. , Hellström, I. & Angelhoff, C. (2020). Adolescents’ Experiences of Staying Overnight at Family-Centered Pediatric Wards. Sage Open Nursing, 6.
• Kjellgren, A. , Norell-Clarke, A. , Jonsson, K. & Tillfors, M. (2020). Does flotation-rest (restricted environmental stimulation technique) have an effect on sleep?. European Journal of Integrative Medicine, 33.
• Hedin, G. , Norell-Clarke, A. , Hagell, P. , Tønnesen, H. , Westergren, A. & Garmy, P. (2020). Facilitators and Barriers for a Good Night’s Sleep Among Adolescents. Frontiers in Neuroscience, 14.
• Hedin, G. , Norell-Clarke, A. , Hagell, P. , Tønnesen, H. , Westergren, A. & Garmy, P. (2020). Insomnia in Relation to Academic Performance, Self-Reported Health, Physical Activity, and Substance Use Among Adolescents. International Journal of Environmental Research and Public Health, 17 (17).
• Norell-Clarke, A. & Hagquist, C. (2018). Child and adolescent sleep duration recommendations in relation to psychological and somatic complaints based on data between 1985 and 2013 from 11 to 15 year‐olds. Journal of Adolescence, 68, 12-21.
• Norell-Clarke, A. , Tillfors, M. , Jansson-Fröjmark, M. , Holländare, F. & Engström, I. (2018). Does Mid-Treatment Insomnia Severity Mediate between Cognitive Behavioural Therapy for Insomnia and Post-Treatment Depression? An Investigation in a Sample with Comorbid Insomnia and Depressive Symptomatology. Behavioural and Cognitive Psychotherapy, 46 (6), 726-737.
• Jansson-Fröjmark, M. & Norell-Clarke, A. (2018). The cognitive treatment components and therapies of cognitive behavioral therapy for insomnia: A systematic review. Sleep Medicine Reviews, 42, 19-36.
• Norell-Clarke, A. & Hagquist, C. (2017). Changes in sleep habits between 1985 and 2013 among children and adolescents in Sweden. Scandinavian Journal of Public Health, 45 (8), 869-877.
• Norell-Clarke, A. , Tillfors, M. , Jansson-Fröjmark, M. , Holländare, F. & Engström, I. (2017). How does cognitive behavioral therapy for insomnia work?: An investigation of cognitive processes and time in bed as outcomes and mediators in a sample with insomnia and depressive symptomatology. International Journal of Cognitive Therapy, 10 (4), 304-329.
• Danielsson, N. S. , Norell-Clarke, A. & Hagquist, C. (2016). Associations between adolescent sleep disturbance and different worry themes: findings from a repeated cross-sectional study from 1988 to 2011. Sleep Health, 2 (3), 194-197.
• Jansson-Fröjmark, M. & Norell-Clarke, A. (2016). Cognitive Behavioural Therapy for Insomnia in Psychiatric Disorders. Current Sleep Medicine Reports, 2 (4), 233-240.
• Norell-Clarke, A. & Hagquist, C. (2016). Psychosomatic problems in relation to alcohol use and physical exercise: a study between 1988 and 2011 among adolescents in Sweden. Journal of Public Health, 24 (4), 325-333.
• Jansson-Fröjmark, M. , Norell-Clarke, A. & Linton, S. J. (2016). The role of emotion dysregulation in insomnia: Longitudinal findings from a large community sample. British Journal of Health Psychology, 21 (1), 93-113.
• Johansson, M. , Jansson-Fröjmark, M. , Norell-Clarke, A. & Linton, S. J. (2016). The role of psychiatric and somatic conditions in incidence and persistence of insomnia: A longitudinal, community study. Sleep Health, 2 (3), 229-238.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. , Holländare, F. & Engström, I. (2015). Group cognitive behavioural therapy for insomnia: Effects on sleep and depressive symptomatology in a sample with comorbidity. Behaviour Research and Therapy, 74, 80-93.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. , Harvey, A. G. & Linton, S. J. (2014). Cognitive processes and their association with persistence and remission of insomnia: Findings from a longitudinal study in the general population. Behaviour Research and Therapy, 54, 38-48.
• Jansson-Fröjmark, M. , Harvey, A. G. , Norell-Clarke, A. & Linton, S. J. (2012). Associations between psychological factors and nighttime/daytime symptomatology in insomnia. Cognitive Behaviour Therapy, 41 (4), 273-287.
• Jansson-Fröjmark, M. , Linton, S. J. , Flink, I. K. , Granberg, S. , Danermark, B. & Norell-Clarke, A. (2012). Cognitive-behavioral therapy for insomnia co-morbid with hearing impairment: a randomized controlled trial. Journal of clinical psychology in medical settings, 19 (2), 224-234.
• Jansson-Fröjmark, M. & Norell-Clarke, A. (2012). Psychometric properties of the Pre-Sleep Arousal Scale in a large community sample. Journal of Psychosomatic Research, 72 (2), 103-110.
• Jansson-Fröjmark, M. , Harvey, A. G. , Lundh, L. , Norell-Clarke, A. & Linton, S. J. (2011). Psychometric properties of an insomnia-specific measure of worry: the anxiety and preoccupation about sleep questionnaire. Cognitive Behaviour Therapy, 40 (1), 65-76.
• Norell Clarke, A. , Nyander, E. & Jansson-Fröjmark, M. (2011). Sleepless in Sweden: a single subject study of effects of cognitive therapy for insomnia on three adolescents. Behavioural and Cognitive Psychotherapy, 39, 367-374.

Articles, reviews/surveys

• Jansson-Fröjmark, M. , Sandlund, C. & Norell-Clarke, A. (2023). Paradoxic Intention as an Adjunct Treatment to Cognitive Behavioral Therapy for Insomnia. Sleep Medicine Clinics, 18 (1), 9-19.
• Jansson-Fröjmark, M. , Nordenstam, L. , Alfonsson, S. , Bohman, B. , Rozental, A. & Norell-Clarke, A. (2023). Stimulus control for insomnia: A systematic review and meta-analysis. Journal of Sleep Research.

Chapters in books

• Norell-Clarke, A. , Hedin, G. , Sollerhed, A. & Garmy, P. (2021). Sömn hos barn och ungdomar: livsstilsfaktorer och föräldrarnas betydelse. In: Eva K. Clausson; Eva-Lena Einberg, Barnsliga sammanhang: Forskning om barns och ungdomars hälsa och välmående (pp. 50-57). Kristianstad: Kristianstad university press.
• Garmy, P. , Hedin, G. , Norell-Clarke, A. , Sollerhed, A. , Clausson, E. & Hansson, E. (2019). Sömn, medievanor och livsstil hos barn och ungdomar. In: Eva K. Clausson; Bo Nilsson, Barnsliga sammanhang: forskning om barns och ungdomars uppväxt och livsvillkor (pp. 103-113). Kristianstad: Kristianstad University Press.

Conference papers

• Norell-Clarke, A. , Turunen, J. & Hagquist, C. (2022). How do children and adolescents of separated parents sleep? An investigation of custody arrangements, sleep habits, sleep problems, and sleep duration in Sweden. In:  Sleep Medicine. Paper presented at 16th World Sleep Congress, Rome, Italy, March 11-16, 2022. (pp. S197-S197). Elsevier.
• Norell-Clarke, A. , Turunen, J. & Hagquist, C. (2022). How do children and adolescents of separated parents sleep? An investigation of custody arrangements, sleep habits, sleep problems and sleep duration in Sweden.  Paper presented at 16th World Sleep Congress, Rome, Italy, March 11-16, 2022.
• Sandlund, C. & Norell-Clarke, A. (2020). Is it more about mood than about sleep? An investigation into moderators and mediators of treatment response to cognitive behavioural therapy for insomnia.  Paper presented at 25th Congress of the European Sleep Research Society (ESRS 2020), (Virtual congress), September 22–24, 2020.
• Hedin, G. , Hagell, P. , Norell-Clarke, A. , Westergren, A. & Garmy, P. (2019). Adolescents’ experiences of sleep and electronic media use.  Paper presented at The 2019 International Health Conference, St Hugh’s College, Oxford, England, June 26-28, 2019.
• Hedin, G. , Hagell, P. , Norell-Clarke, A. & Westergren, A. (2019). Adolescents’ experiences of sleep and electronic media use.  Paper presented at The Adolescents Health Initiative, Michigan University, Detroit, USA, April 11-12, 2019.
• Tillfors, M. , Gryphon, D. , Eriksson, H. & Norell-Clarke, A. (2019). Could the Efficacy of Cognitive Behavioral Treatment for Social Anxiety be Improved If Sleep Problems Are Treated First in People with Comorbid Social Anxiety Disorder and Insomnia?: A Single Case Experimental Design.  Paper presented at 21st International Convention of Psychological Science (ICPS 2019), Paris, France, March 7-9, 2019.
• Turunen, J. , Norell-Clarke, A. & Hagquist, C. (2019). Custody Form and Children’s Sleeping Habits.  Paper presented at The 2019 Annual Meeting of the Population Association of America (PAA2019), Austin, Texas, USA, April 10-13, 2019.
• Norell-Clarke, A. , Wallsten, D. , Dunér, F. , Modén, L. , Anniko, M. & Tillfors, M. (2019). The effects from Rumination-Focused Cognitive Behavioural Therapy (RFCBT) on insomnia symptoms in a sample with insomnia, anxiety and depression.  Paper presented at 18th Nordic Sleep Conference, Oslo, Norway, May 23-25, 2019.
• Norell-Clarke, A. , Turunen, J. & Hagquist, C. (2019). The relationships between parental custody forms and schoolchildren’s sleep.  Paper presented at The 2019 International Health Conference, St Hugh’s College, Oxford, England, June 26-28, 2019.
• Norell-Clarke, A. & Hagquist, C. (2016). Adolescent sleep duration in relation to psychosomatic complaints: development between 1985 and 2013 in Sweden. In:  Journal of Sleep Research. Paper presented at 23rd Congress of the European-Sleep-Research-Society, Bologna, Italy, September 13-16, 2016. (pp. 139-139). John Wiley & Sons.
• Norell-Clarke, A. , Tillfors, M. , Wilmenius, L. , Jansson Fröjmark, M. , Holländare, F. & Engström, I. (2016). Insomnia severity mediates between cognitive behavioural therapy for insomnia and depression in a sample with insomnia and depression: New possibilities for treatments of comorbid patients. In:  EABCT 2016 Abstract Book Total Awareness, The European Association for Behavioural and Cognitive Therapies. Paper presented at 46th Annual Congress of the European Association for Behavioural and Cognitive Therapies (EABCT 2016), Stockholm, Sweden, August 31 - September 3, 2016. (pp. 544-544).
• Norell-Clarke, A. , Tillfors, M. , Jansson-Fröjmark, M. , Holländare, F. & Engström, I. (2014). An investigation of dysfunctional beliefs as a mediator of cognitive behavioural therapy for insomnia in a sample with insomnia and depression. In:  Journal of Sleep Research. Paper presented at 22nd Congress of the European-Sleep-Research-Society, Tallinn, Estonia, September 16-20, 2014. (pp. 217-217).
• Jansson-Fröjmark, M. , Norell-Clarke, A. & Linton, S. (2014). The role of emotion dysregulation in insomnia: longitudinal findings from a large community sample. In:  Journal of Sleep Research. Paper presented at 22nd Congress of the European-Sleep-Research-Society, Tallinn, Estonia, September 16-20, 2014. (pp. 133-134).
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. , Holländare, F. & Engström, I. (2013). Cognitive behavioural therapy for comorbid insomnia and depression: A randomised, controlled study. In:  Sleep Medicine. Paper presented at 5th World Congress on Sleep Medicine, Valencia, Spain, September 28 – October 2, 2013. (pp. e99-e99). Amsterdam: Elsevier.
• Jansson-Fröjmark, M. , Harvey, A. G. , Norell-Clarke, A. & Linton, S. J. (2012). Associations between psychological factors and night-time/daytime symptomatology in insomnia. In:  Journal of Sleep Research. Paper presented at 21th Congress of the European Sleep Research Society, Paris, France, September 4-8, 2012. (pp. 168-169). Wiley-Blackwell.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. , Harvey, A. G. & Linton, S. J. (2012). Remission from insomnia associated with psychological factors.  Paper presented at 21st Congress of the European Sleep Reserch Society, Paris, France, September 4-8, 2012.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. , Harvey, A. G. , Linton, S. J. & Lundh, L. (2011). Are different sleep trajectories characterized by differences in psychological processes at baseline?.  Paper presented at 4th International World Sleep Congress and 5th Conference of the Canadian Sleep Society, Quebec City, Canada, September 10-15, 2011.
• Jansson-Fröjmark, M. , Linton, S. J. , Flink, I. & Norell-Clarke, A. (2011). Cognitive-behavioral therapy for insomnia co-morbid with hearing impairment: a randomized controlled trial.  Paper presented at 4th International World Sleep Congress and 5th Conference of the Canadian Sleep Society, Quebec City, Canada, September 10-14, 2011.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. , Harvey, A. G. & Linton, S. J. (2011). Movement between insomnia, poor sleep and normal sleep in the general population.  Paper presented at 14th Nordic Sleep Conference, Reykjavik, Iceland, May 4-7, 2011.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Tillfors, M. & Harvey, A. G. (2011). Psychological mechanisms and their association with persistent insomnia: Findings from a longitudinal study in the general population.  Paper presented at Svensk Förening för Sömnforskning & Sömnmedicins fjärde Årskongress, Örebro, Sweden, May 26-27, 2011.
• Norell Clarke, A. , Jansson-Fröjmark, M. , Linton, S. J. , Harvey, A. G. & Lundh, L. (2010). A psychometric investigation into two insomnia-specific measures of worry/rumination: the pre-sleep arousal scale and the anxiety and preoccupation about sleep questionnaire.  Paper presented at 24th Annual Meeting of the APSS, San Antonio, USA, 5-9 June 2010.
• Norell-Clarke, A. , Jansson-Fröjmark, M. , Linton, S. J. , Harvey, A. G. & Lundh, L. G. (2010). Evaluating the cognitive model of insomnia: a general population approach.  Paper presented at 24th Annual Meeting of the APSS.
• Norell Clarke, A. , Nyander, E. & Jansson-Fröjmark, M. (2009). Effects of cognitive therapy on youths with primary insomnia.  Paper presented at Swedish Association of Sleep and Health yearly conference, Linköping, 21 October, 2009.
• Norell, A. E. C. , Nyander, E. & Jansson-Fröjmark, M. (2009). Sleepless in Sweden: effects of cognitive therapy on youths with primary insomnia.  Paper presented at 23rd Annual Meeting of the Associated-Professional-Sleep-Societies, Seattle, WA, USA, June 6-11, 2009. (pp. A269-A270). Oxford University Press.

Doctoral theses, comprehensive summaries

• Norell-Clarke, A. (2014). Cogito, ergo insomnis: I think, therefore I am sleepless. (Doctoral dissertation). (Comprehensive summary) Örebro: Örebro university.

Manuscripts

• Norell-Clarke, A. , TIllfors, M. , Jansson-Fröjmark, M. , Holländare, F. & Engström, I. An investigation of cognitive processes as outcomes and mediators of CBT-I for insomnia in a sample with insomnia and depression.