Browsing NTNU Open by Author "Øgrim, Geir"

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Electrophysiology in ADHD Diagnosis, predictions, and treatment

Øgrim, Geir (Doctoral thesis at NTNU;2014:328, Doctoral thesis, 2014)

Study 1: The theta/beta ratio (TBR) study Significantly elevated levels of power in the QEEG theta band or the theta/beta ratio (TBR) were found in 26% of the ADHD patients compared with 2.5% of controls. Excess theta ...
Event-Related Potentials in a Cued Go-NoGo Task Associated with Executive Functions in Adolescents with Autism Spectrum Disorder; A Case-Control Study

Høyland, Anne Lise; Øgrim, Geir; Lydersen, Stian; Hope, Sigrun; Engstrøm, Morten; Torske, Tonje; Nærland, Terje; Andreassen, Ole Andreas (Journal article; Peer reviewed, 2017)

Executive functions are often affected in autism spectrum disorders (ASD). The underlying biology is however not well known. In the DSM-5, ASD is characterized by difficulties in two domains: Social Interaction and Repetitive ...
The superposition problem and the no-go P3: Experimental effects on ICA derived sub-components

Brunner, Ida Emilia (Doctoral theses at NTNU;2020:39, Doctoral thesis, 2020)

Summary: The last decades’ technological development has revolutionized brain research, creating hope for improved understanding and treatment of disorders affecting brain function. The methods we have for investigating ...