• Publications
  • Influence
Latent class analysis on internet and smartphone addiction in college students
Purpose This study aimed to classify distinct subgroups of people who use both smartphone and the internet based on addiction severity levels. Additionally, how the classified groups differed inExpand
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Weight management program for treatment-emergent weight gain in olanzapine-treated patients with schizophrenia or schizoaffective disorder: A 12-week randomized controlled clinical trial.
BACKGROUND The main objective was to assess the efficacy of a weight management program designed for outpatients taking olanzapine for schizophrenia or schizoaffective disorder and to compare theseExpand
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Voxel-Based Morphometry Study of Gray Matter Abnormalities in Obsessive-Compulsive Disorder
To examine regional abnormalities in the brains of patients with obsessive-compulsive disorder (OCD), we assessed the gray matter (GM) density using voxel-based morphometry (VBM). We comparedExpand
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Cortical thickness reduction in individuals at ultra-high-risk for psychosis.
Although schizophrenia is characterized by gray matter (GM) abnormalities, particularly in the prefrontal and temporal cortices, it is unclear whether cerebral cortical GM is abnormal in individualsExpand
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Impulsivity in Internet Addiction: A Comparison with Pathological Gambling
Internet addiction has been considered to be associated with poor impulse control. Expand
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Similarities and differences among Internet gaming disorder, gambling disorder and alcohol use disorder: A focus on impulsivity and compulsivity
  • S. Choi, H. Kim, +7 authors D. Kim
  • Psychology, Medicine
  • Journal of behavioral addictions
  • 1 December 2014
Background and aims: The aim of the present study was to test the impulsivities and compulsivities of behavioral addictions, including Internet gaming disorder (IGD) and gambling disorder (GD), byExpand
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Reduced prefrontal functional connectivity in the default mode network is related to greater psychopathology in subjects with high genetic loading for schizophrenia
OBJECTIVE Neuroimaging studies in subjects at genetic high risk (GHR) of schizophrenia can provide clues to the causes for the development of schizophrenia. Little is known about genetic influence onExpand
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Altered resting-state connectivity in subjects at ultra-high risk for psychosis: an fMRI study
BackgroundIndividuals at ultra-high risk (UHR) for psychosis have self-disturbances and deficits in social cognition and functioning. Midline default network areas, including the medial prefrontalExpand
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Comparison of risk and protective factors associated with smartphone addiction and Internet addiction
Background and Aims Smartphone addiction is a recent concern that has resulted from the dramatic increase in worldwide smartphone use. This study assessed the risk and protective factors associatedExpand
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White matter alterations in male patients with obsessive–compulsive disorder
To investigate white matter abnormalities in patients with obsessive–compulsive disorder and to clarify the relationship between discrete white matter alterations and obsessive–compulsive symptomExpand
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