Journal article

Comparison of Psychological Symptoms and Serum Levels of Neurotransmitters in Shanghai Adolescents with and without Internet Addiction Disorder: A Case-Control Study

Hong-Xia Zhang, Wen-Qing Jiang, Zhi-Guang Lin, Ya-Song Du, Alasdair Vance



BACKGROUND: Internet addiction disorder (IAD) is now recognized internationally and is known to be linked with academic and social impairment. To date, we know little about its associated main biological factors. This study aimed to collect a carefully defined group of adolescents with IAD and an age- and gender-matched typically developing comparison group. We hypothesized that the young people with IAD would have higher rates of self-reported anxiety and depressive symptoms, have altered levels of peripheral blood dopamine, norepinephrine and serotonin. In addition, we hypothesized the hours spent online are correlated with the severity of depression and anxiety among these young people wi..

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Awarded by Country's "11th five-year plan" supporting science and technology projects in China

Funding Acknowledgements

This work was supported by grants from the Country's "11th five-year plan" supporting science and technology projects in China, component (2007BAI17B03). The funder had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. The website of the Ministry of Science and Technology of the People's Republic of China is as follows: