README-BIBLIOTECA


GENERAL INFORMATION 
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1. Dataset title: Dataset_Depression_CERQ_PSU

2. Authors: Arrivillaga, Christiane; Elhai, Jon; Rey, Lourdes; Extremera, Natalio

3. Author contact information: Lourdes Rey; lrey@uma.es


METHODOLOGICAL INFORMATION 
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1. Description of the methods for collection/generation of data: 

Adolescents participated voluntarily and anonymously (prior consent from educational centres and legal tutors) filling out a pencil-and-paper some questionnaires.

- Bibliographic citation of the article from which these research data have been generated:

Arrivillaga, C., Elhai, J. D., Rey, L., & Extremera, N. (2023). Depressive symptomatology is associated with problematic smartphone use severity in adolescents: The mediating role of cognitive emotion regulation strategies. Cyberpsychology: Journal of Psychosocial Research on Cyberspace, 17(3), Article 2. https://doi.org/10.5817/CP2023-3-2

2. Data processing methods
- Data was obtained through quantitative analysis.

3. Software or instruments needed to interpret the data:
SPSS version 23 or open access programs that read .csv files such as Jasp or Jamovi.

4. Standards and calibration information, if appropriate: 
Not applicable.

5. Environmental or experimental conditions:
Classroom conditions in schools.

FILE OVERVIEW 
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The dataset is distributed in one single file in .csv format. This provides information on:
   -Random number assigned to the participant
   -Sociodemographic variables: Sex, age, and nationality
   -Participants' response to each item in each questionnaire

DATA-SPECIFIC INFORMATION:
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1. Name File: Dataset_Depression_CERQ_PSU


1.1. Variables list:

Value labels: SAS
Variable name: Smartphone Addiction Scale
European Cyberbullying Intervention Project Questionnaire
 	Description: Spanish short version of the Smartphone Addiction Scale (Lopez-Fernandez, 2017) 
	Units of measure or value labels: 6-point Likert ranging from 1 to 6. Each value in the range is specified in the database.

Value labels: DASS
Variable name: Depression, Anxiety, and Stress Scale
 	Description: Spanish version of the Depression, Anxiety, and Stress Scale- 21 (Bados et al., 2005)
	Units of measure or value labels: 4-point Likert ranging from 0 to 4. Each value in the range is specified in the database.

Value labels: CERQ 
Variable name: Cognitive emotion regulation strategies
 	Description: Spanish version for adolescents of Cognitive Emotion Regulation Strategies Questionnaire (Chamizo-Nieto et al., 2020)
	Units of measure or value labels: 4-point Likert ranging from 1 to 5. Each value in the range is specified in the database.

1.2. Codes or symbols: 
- The meaning of each code used in each sociodemographic variable is specified in the dataset.

1.3. Special formats or abbreviations used:
- In each case, the abbreviation used is specified by the label of each variable.