Mindfulness Intervention on Adolescents' Emotional Intelligence and Psychological Capital during the COVID-19 Pandemic: A Randomized Controlled Trial

Background: Since the outbreak of COVID-19 caused adults suffer from mental disorders, it would be an essential for psychologist to help individuals overcome mental disorders. Objective: This study aim to explore whether the intervention of mindfulness is an efficient method to enhance adolescents' emotional intelligence (EI) and psychological capital (PC) to provide a theoretical basis and future directions for both targeted crisis intervention and psychological trauma recovery plans. Design: This research was designed as randomized controlled trial and total of 798 students were evaluated statistically. Methods: We used paired-sample t-tests and repeated measures ANOVA to compare every factor defined above by time and group. Then, we used Mplus to build LGCM to examine the trajectory of changes in EI and PC in the experimental group. Results and Conclusions: (1) The EI and PC scores had significantly different time points in the experimental group but not in the control group. (2) EI and PC tended to increase with intervention, and there were significant individual differences in the initial level and development speed. (3) Individuals' EI could promote the growth of PC. This research indicated that mindfulness should be given increasing consideration to enhance mental health during the worldwide outbreak of COVID-19.