Objective: Most adolescents do not meet national recommendations for healthy lifestyle and reducing depressive symptom. A comprehensive educational program with its specified questionnaire is needed to improve healthy lifestyle to assess the lifestyle components. This study aimed to confirm the validity of a healthy lifestyle questionnaire to assess depressive symptoms among adolescents.
Method: A descriptive predictive study using simple random sampling was performed in a secondary school in Kuala Lumpur, Malaysia, among 235 school-going adolescents (13-15 years old) with Malaysian nationality. The instrument consisted of a set of dual language (English and Malay) for both researcher-administered questionnaires (knowledge, attitude, eating behavior, and relaxation activities) and standard-validated questionnaires (Physical Activity questionnaire for Adolescents, Depression, Anxiety, and Stress Scale- 21, and Brief Copping). Data were analyzed using the kappa statistics (k) and the intraclass correlation coefficient test for reliability and Partial Least Squares (PLS) for validity.
Results: The reliability of all variables was over the substantial level (ICC and/or k > 0.61). The model and construct variables were predictive of depressive symptoms by 49.4%. To analyze the validity of the questions, 11 questions were removed from the initial model for factorial loading less than 0.5. In convergent validity of theory of information-motivation-behavioral skills, AVE (average variance construct), the outer loading, was higher than 0.5.
Conclusion: PLS confirmed the existence of sufficient correlations between different items of the construct. Thus, the weights of indicators appeared to be appropriate indicators for the model. The results proved that the information, motivation, and behavioral skills model was efficient for healthy lifestyle and can be a good base for further research.
Objective: Limited research has examined the psychometric properties of death depression scales in Persian populations with cardiac disease despite the need for valid assessment tools for evaluating depressive symptoms in patients with life-limiting chronic conditions. The present study aimed at evaluating the reliability and validity of the Persian Version of Death Depression Scale - Revised (DDS-R) in Iranian patients who had recent acute myocardial infarction (AMI). Method: This psychometric study was conducted with a convenience sample of 407 patients with AMI diagnosis who completed the Persian version of the DDS-R. The face, content, and construct validity of the scale were ascertained. Internal consistency, test-retest, and construct reliability (CR) were used to assess reliability of the Persian Version of DDS-R. Results: Based on maximum likelihood exploratory factor analysis and consideration of conceptual meaning, a 4-factor solution was identified, explaining 75.89% of the total variance. Goodness-of-fit indices (GFI), Comparative Fit Index (CFI), Normed Fit Index (NFI), Incremental Fit Index (IFI), and Root Mean Square Error of Approximation (RMSEA) in the final DDS-R structure demonstrated the adequacy of the 4-domain structure. The internal consistency, construct reliability, and Intra-class Correlation Coefficients (ICC) were greater than .70. Conclusion: The DDS-R was found to be a valid and reliable assessment tool for evaluating death depression symptoms in Iranian patients with AMI.
Objective: With the increase of game addiction, the problem of aggression as one of the most serious issues confronting today's society is affecting the mental health of the young generation. While available research has clarified the relationship between game addiction and aggression, this research contributes to future literature through examining the mediating role of narcissism and self-control in this relationship. Method : This study is a quantitative, cross-sectional, correlational research conducted in 2023 on Malaysian adolescents aged 12 to 18 years. Volunteer adolescents completed self-report questionnaires including the Buss and Perry Aggression Questionnaire, Gaming Addiction Scale, Childhood Narcissism Scale, and Brief Self-Control Scale. All questionnaires were prepared through a Sojump link posted on social media platforms. Descriptive statistics, Pearson correlation analysis, and path analysis were used for statistical analysis. Results: N = 595 adolescents were participated in this survey. According to correlation analysis, there were significant positive correlations between game addiction and aggression (r = 0.777, P < 0.001), game addiction and narcissism (r = 0.785, P < 0.001) as well as a significant negative correlation between game addiction and self-control (r = -0.668, P < 0.001). Besides, narcissism and self-control could significantly partially mediate the relationship between game addiction and aggression. The mediation model discovered a significant path from game addiction to narcissism (β = 0.785, CI = [0.7692, 1.0293], P < 0.001) and from narcissism to aggression (β = 0.442, CI [0.7731, 1.7244], P < 0.001). The total effect of game addiction on aggression was found to be statistically significant (β = 0.777, P < 0.001). Conclusion: The findings of this research reveal a captivating profile, indicating that specific psychological attributes such as aggression, self-control, and narcissistic tendencies might make certain individuals more susceptible to developing an addiction to online games.