Findings & Publications
The YDS team has written a number of academic papers based on early analysis of the data obtained and this section contains research findings published or accepted for publication by academic peer reviewed journals*.
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Exclusion and Marginalisation: The Experience of School Exclusion on Drug Use and Antisocial Behaviour. Journal of Youth Studies 10, (1), 35-54, McCrystal, P., Percy, A., & Higgins, K (2007). (Abstract)
Substance use behaviours of young people with a moderate learning disability: A Longitudinal Analysis. American Journal of Drug and Alcohol Abuse . McCrystal, P., Percy, A. & Higgins, K., (2007) 33, 1, 155-161. (Abstract)
Drug Use amongst young people attending emotional and behavioural difficulty units during adolescence: A longitudinal analysis Emotional and Behavioural Difficulties . McCrystal, P., Percy, A. & Higgins, K., (2007) 12, 1 49-68. (Abstract)
Drug Use Patterns and Behaviours of Young People at an Increased Risk of Drug Abuse during Adolescence. International Journal of Drug Policy 17, 393-401 McCrystal, P., Percy, A., & Higgins, K. (2006). (Abstract)
Adolescent Substance Abuse Among Young People Excluded from School in Belfast. Drugs: Education Policy and Prevention , 12, 101-113 McCrystal, P., Higgins, K., Percy, A., & Thornton, M.(2005). (Abstract)
Substance Abuse among 12 and 13-year old Young People in Belfast at a High Risk of Developing Problem Drug Use, Child Care in Practice , 11, 3, 313-322. McCrystal, P., Higgins, K., Percy, A., & Thornton, M. (2005). (Abstract)
Response consistency in young adolescents’ drug use self-reports: a recanting rate analysis. Addiction , 100, 189-196 . Percy, A., McAllister, S., Higgins, K., McCrystal, P., & Thornton, M. (2005). (Abstract)
Drug use amongst 12 and 13 year olds attending emotional and behavioral difficulty units in Belfast, Emotional and Behavioural Difficulties 10 (3), 203-218 McCrystal, P., Higgins, K., Percy, A., & Thornton, M. (2005) . (Abstract)
Emerging Patterns in Adolescent Drug Use in Northern Ireland: The Belfast Youth Development Study, Child Care in Practice , 1, 73-83 McCrystal, P., Higgins, K., Percy, A., & Thornton, M. (2003). (Abstract)
Confirmatory factor analysis of the self-report Strengths and Difficulties Questionnaire, European Journal of Psychological Assessment, Percy, A., McCrystal, P Higgins, K. (2008), 24,1, 43-48. (Abstract)
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