scholarly journals Psychosocial Factors Predict the Level of Substance Craving of People with Drug Addiction: A Machine Learning Approach

Author(s):  
Hua Gong ◽  
Chuyin Xie ◽  
Chengfu Yu ◽  
Nan Sun ◽  
Hong Lu ◽  
...  

This study aimed to explore which factors had a greater impact on substance craving in people with substance use and the direction of the impact. A total of 895 male substance users completed questionnaires regarding substance craving, psychological security, positive psychological capital, interpersonal trust, alexithymia, impulsivity, parental conflict, aggression behavior, life events, family intimacy, and deviant peers. Calculating the factor importance by gradient boosting method (GBM), found that the psychosocial factors that had a greater impact on substance craving were, in order, life events, aggression behavior, positive psychological capital, interpersonal trust, psychological security, impulsivity, alexithymia, family intimacy, parental conflict, and deviant peers. Correlation analysis showed that life events, positive psychological capital, interpersonal trust, psychological security, and family intimacy negatively predicted substance craving, while aggression behavior, impulsivity, alexithymia, parental conflict, and deviant peers positively predicted substance cravings. These findings have important implications for the prevention and intervention of substance craving behavior among substance users.

2021 ◽  
pp. 0258042X2199101
Author(s):  
Mukti Clarence ◽  
Viju P. D. ◽  
Lalatendu Kesari Jena ◽  
Tony Sam George

In the recent times, researchers have shown an increased interest in positive psychological capital (PsyCap). However, it is acknowledged that due to the limited number of studies conducted on the antecedents of psychological capital, there is a lack of sufficient data for conclusively proving the antecedents of PsyCap. Consequently, this article aims to explore the potential antecedents of PsyCap as a reliable source of data in the context of rural school teachers. The focus is to investigate both the individual differences and the contextual factors as desirable variables that constitute PsyCap among the school teachers of rural Jharkhand, India. Samples of 1,120 respondents from different rural schools were collected and analysed with Structural Equation Modeling (AMOS 20.0). The findings of the study explained that both the individual differences ( proactive personality and emotional intelligence) and the contextual factors ( perceived organizational support, servant leadership and meaningful work) have a positive relationship with PsyCap. The impact of PsyCap on teacher performance can form the basis for further research on the subject. JEL Codes: M12, M53


2021 ◽  
Vol 96 ◽  
pp. 02007
Author(s):  
Xiong Li ◽  
Qiaoling Zhang ◽  
Yongzhong Cao ◽  
Jinping Yang ◽  
Mei Yang

Cultivating higher vocational students' employability is one of the most important goals for higher vocational education. Many researchers address teachers' key roles in cultivation of employability. However, the cultivation of employability relates to students' family environment and psychological capital. Through the collection of demographic data, 6700 higher vocational students were investigated with the Positive Psychological Capital Questionnaire (PPQ) and the College Students' Employability Questionnaire (CSEQ). The results show that psychological capital is significantly correlated with employability (P < 0.01); although family environment can not regulate the impact of psychological capital on employability, it works independently as psychological capital does; the self-efficacy, optimism and hope in psychological capital significantly affect the employability of higher vocational students from single-parent families. The improvement of psychological capital is conducive to the cultivation of employability of higher vocational students from single-parent families.


2021 ◽  
Vol 7 (6) ◽  
pp. 5794-5805
Author(s):  
Li Qiang ◽  
Guo Fengzhen ◽  
Li Ruoting ◽  
Liu Ruiling ◽  
Li Xia ◽  
...  

This study was designed based on the research on the relationship between positive psychological ability and the mental health level of college students, to explore the breakthrough point of college students' getting rid of negative psychology after the COVID-19 outbreak from the perspective of positive psychological ability, so as to improve their mental health level by using Symptom Checklist-90 (SCL-90), Positive Psychological Capital Questionnaire (PPQ) and College Students' Positive Psychological Quality Scale with the objects of 517 college students in Guangxi. The results show that: (1) the level of students' mental health is significantly positively correlated with their positive mental abilities (positive mental capital and positive mental quality); (2) college students' parenting patterns, academic achievements and interpersonal relationships are significantly different in many dimensions of college students' mental health level, positive psychological capital and positive psychological quality.


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