Figure 1 | Scientific Reports

Figure 1

From: Emotional face expression recognition in problematic Internet use and excessive smartphone use: task-based fMRI study

Figure 1

Selection of the final sample. A total of 683 participants completed the online survey, 25 of them reported smoking habits. They were excluded from the selection procedure. All candidates met the expected age range (18–30 years). From the remaining 658 participants 36 females and 36 males were chosen randomly with no MRI safety risk factors. Seven of the 72 subjects scored more than the recommended cutoff score of BDI, therefore they were excluded. Finally, 65 participants took part in the study.

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