Psychology Commons^™

An Initial Application Of A Biopsychosocial Framework To Predict Posttraumatic Stress Following Pediatric Injury, Meghan L. Marsac, Nancy Kassam-Adams, Douglas L. Delahanty, Jeffrey Ciesla, Danielle Weiss, Keith F. Widaman, Lamia P. Barakat

Pediatrics Faculty Publications

Objectives—Each year millions of children suffer from unintentional injuries that result in poor emotional and physical health. This study examined selected biopsychosocial factors (i.e., child heart rate, peritrauma appraisals, early coping, trauma history) to elucidate their roles in promoting emotional recovery following injury. The study evaluated specific hypotheses that threat appraisals (global and trauma-specific) and coping would predict subsequent posttraumatic stress symptoms (PTSS), that coping would mediate the association between early and later PTSS, and that heart rate would predict PTSS and appraisals would mediate this association.

Method—Participants were 96 children hospitalized for injury and assessed at 3 …

Evaluation Of A Community-Based Positive Youth Development Program For Adolescents With Greater Psychosocial Needs: Views Of The Program Participants, Daniel T. L. Shek, Cecilia M. S. Ma, Moon Y. M. Law, Zoe Zhao

Pediatrics Faculty Publications

The present study attempted to investigate the perceptions of Chinese secondary school students with greater psychosocial needs of the Tier 2 Program in the community-based phase of P.A.T.H.S. Project in Hong Kong (n=4245). Using a subjective outcome evaluation tool (Form C), the results revealed that a great majority of the students held positive attitudes toward the program, implementers and the effectiveness of the program. Also, the three domains of the program (“program quality”, “implementer quality” and “program effectiveness”) were significantly associated with each other. In line with previous findings, both program content and program implementer quality were significant predictors of …

Psychological Needs, Self-Regulation, And Motivation Profiles Among A Sample Of Hong Kong Chinese University Students: A Person-Centered Approach, Cecilia M. S. Ma, Daniel T. L. Shek, Catie C. W. Lai

Pediatrics Faculty Publications

To better understand factors that influence individuals’ motivation to engage in physical activity, this study aimed to identify the motivational profiles among the Chinese university students, compare the motivational profiles between genders, and explore whether satisfaction of various psychological needs vary with different motivational profiles. Two thousand and twenty-two Chinese university students completed a battery of self-report questionnaires assessing motivation regulation and psychological needs satisfaction. Three motivational profiles were identified for both genders. The overall patterns of the motivational profiles for both genders were similar. However, males (44%) were more likely than their female counterparts (19%) in self-determined profile group. …

Pharmacology Of Cannabis, Mandakini Sadhir

Pediatrics Faculty Publications

Cannabis has been used for recreational purposes around the world. It is derived from the plant cannabis sativa which has various other compounds known as cannabinoids. Most common form of cannabis used for recreational purpose is marijuana, which is prepared from dried flowering tops and leaves. The primary psychoactive component is delta 9-tetrahydrocannabinol (δ-9THC), which exerts its physiological and psychological effects through its interaction with CB1 and CB2 receptors. Smoking is the most commonly used method with onset of effects within minutes after inhalation. Oral ingestion of cannabis has varied absorption with delayed onset but longer duration of action. Urine …