Levi R. Kvitland

Trondheim, Norway

Last Updated: 09/26/2026

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Found 11 publications

Is the Conners' continuous performance test helpful for assessing attention deficit hyperactivity disorder in a clinical setting?

Is the Conners' continuous performance test helpful for assessing attention deficit hyperactivity disorder in a clinical setting?

Journal: Nordic journal of psychiatry

Published: November 16, 2023

Prevalence of chronic and multisite pain in adolescents and young adults with ADHD: a comparative study between clinical and general population samples (the HUNT study).

Prevalence of chronic and multisite pain in adolescents and young adults with ADHD: a comparative study between clinical and general population samples (the HUNT study).

Journal: European child & adolescent psychiatry

Published: February 20, 2023

Neurocognitive functioning, clinical course and functional outcome in first-treatment bipolar I disorder patients with and without clinical relapse: A 1-year follow-up study.

Neurocognitive functioning, clinical course and functional outcome in first-treatment bipolar I disorder patients with and without clinical relapse: A 1-year follow-up study.

Journal: Bipolar disorders

Published: April 20, 2017

Course of neurocognitive function in first treatment bipolar I disorder: One-year follow-up study.

Course of neurocognitive function in first treatment bipolar I disorder: One-year follow-up study.

Journal: Psychiatry research

Published: August 02, 2016

Duration of untreated illness in first-treatment bipolar I disorder in relation to clinical outcome and cannabis use.

Duration of untreated illness in first-treatment bipolar I disorder in relation to clinical outcome and cannabis use.

Journal: Psychiatry research

Published: March 10, 2016

Low vitamin D is associated with negative and depressive symptoms in psychotic disorders.

Low vitamin D is associated with negative and depressive symptoms in psychotic disorders.

Journal: Schizophrenia research

Published: January 26, 2016

History of psychosis and previous episodes as potential explanatory factors for neurocognitive impairment in first-treatment bipolar I disorder.

History of psychosis and previous episodes as potential explanatory factors for neurocognitive impairment in first-treatment bipolar I disorder.

Journal: Bipolar disorders

Published: April 27, 2015

Continued cannabis use at one year follow up is associated with elevated mood and lower global functioning in bipolar I disorder.

Continued cannabis use at one year follow up is associated with elevated mood and lower global functioning in bipolar I disorder.

Journal: BMC psychiatry

Published: September 01, 2014

Cannabis use in first-treatment bipolar I disorder: relations to clinical characteristics.

Cannabis use in first-treatment bipolar I disorder: relations to clinical characteristics.

Journal: Early intervention in psychiatry

Published: November 05, 2013

Indications of a dose-response relationship between cannabis use and age at onset in bipolar disorder.

Indications of a dose-response relationship between cannabis use and age at onset in bipolar disorder.

Journal: Psychiatry research

Published: June 11, 2013

Migrant background and ethnic minority status as predictors for duration of untreated psychosis.

Migrant background and ethnic minority status as predictors for duration of untreated psychosis.

Journal: Early intervention in psychiatry

Published: June 05, 2013

Showing 1-11 of 11

Last Updated: 09/26/2026