Publications by authors named "Knut Rypdal"

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Effect of ADHD medication on risk of injuries: a preference-based instrumental variable analysis.
Tarjei Widding-Havneraas, Felix Elwert, Simen Markussen, Henrik Daae Zachrisson, Ingvild Lyhmann, Knut Rypdal

Eur Child Adolesc Psychiatry· June 2024

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Effect of Pharmacological Treatment of Attention-Deficit/Hyperactivity Disorder on Criminality.
Tarjei Widding-Havneraas, Henrik Daae Zachrisson, Simen Markussen, Felix Elwert, Ingvild Lyhmann, Knut Rypdal

J Am Acad Child Adolesc Psychiatry· April 2024

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Long term outcomes and causal modelling of compulsory inpatient and outpatient mental health care using Norwegian registry data: Protocol for a controversies in psychiatry research project.
Tore Hofstad, Olav Nyttingnes, Simen Markussen, Erik Johnsen, Eoin Killackey, Knut Rypdal

Int J Methods Psychiatr Res· July 2023

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Correction to: Violence rate dropped during a shift to individualized patient-oriented care in a high security forensic psychiatric ward.
Ragnar Urheim, Tom Palmstierna, Knut Rypdal, Rolf Gjestad, Mette Senneseth

BMC Psychiatry· January 2021

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Causal modelling of variation in clinical practice and long-term outcomes of ADHD using Norwegian registry data: the ADHD controversy project.
Arnstein Mykletun, Tarjei Widding-Havneraas, Ashmita Chaulagain, Ingvild Lyhmann, Ingvar Bjelland, Knut Rypdal

BMJ Open· January 2021

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Vitamin D Supplementation during Winter: Effects on Stress Resilience in a Randomized Control Trial.
Anita L Hansen, Gina Ambroziak, David Thornton, James C Mundt, Rachel E Kahn, Knut Rypdal

Nutrients· October 2020

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Violence rate dropped during a shift to individualized patient-oriented care in a high security forensic psychiatric ward.
Ragnar Urheim, Tom Palmstierna, Knut Rypdal, Rolf Gjestad, Mette Senneseth

BMC Psychiatry· May 2020

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Characteristics of aggressive incidents in emergency primary health care described by the Staff Observation Aggression Scale - Revised Emergency (SOAS-RE).
Grethe E Johnsen, Tone Morken, Valborg Baste, Knut Rypdal, Tom Palmstierna

BMC Health Serv Res· January 2020

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The Staff Observation Aggression Scale - Revised (SOAS-R) - adjustment and validation for emergency primary health care.
Tone Morken, Valborg Baste, Grethe E Johnsen, Knut Rypdal, Tom Palmstierna

BMC Health Serv Res· May 2018

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Domains of psychopathy: evaluating the structure of a lexical model of psychopathic personality disorder.
Helge Andreas Hoff, Knut Rypdal, Stephen D Hart, David J Cooke, Arnstein Mykletun

Personal Disord· April 2015

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Cross-language consistency of the Comprehensive Assessment of Psychopathic Personality (CAPP) model.
Helge Andreas Hoff, Knut Rypdal, Sigurd W Hystad, Stephen D Hart, Arnstein Mykletun

Personal Disord· October 2014

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Motivational dimensions of inpatient aggression.
Ragnar Urheim, Knut Rypdal, Ole Melkevik, Helge Andreas Hoff, Arnstein Mykletun

Crim Behav Ment Health· April 2014

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A prototypicality validation of the Comprehensive Assessment of Psychopathic Personality model (CAPP).
Helge Andreas Hoff, Knut Rypdal, Arnstein Mykletun, David J Cooke

J Pers Disord· June 2012

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