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This essay will critically access the research article ‘Interactive effects of drinking history and impulsivity on college drinking’. The main aim of this study was to ‘examine the moderating role of impulsivity in the relation between patterns of past alcohol use and hazardous drinking during first year of college’. This article will be examined under the following headings, aims and objectives, research questions, literature review, methodology, results, conclusion and finally the overall coherence of this research piece.
The main goal of this research was to identify if impulsivity was a factor which had a moderating effect on ‘the relation between adolescent alcohol use and college drinking habits’. The objectives mentioned to try to achieve this aim include using a self-report calendar during the first year of college to identify similar personalities and drinking patterns. ‘Group based trajectory modelling’ was utilised which identified adolescents with similar drinking habits. The aim of this research was realistic and achievable, it gave the research a thematic focus and thus objectives were created which could easily be interrelated with the aim. The research was measurable with 443 participants in the study and a time limit of two years was identified for the research to take place. It is clear that the researchers considered the resources they had available when generating their primary aim and objectives.
The central research question in this study was if prior usage of alcohol and impulsivity together contribute to alcohol use in college. Though these two elements had been examined separately in previous studies they had never been analysed together. When accessing this research question it must be recognized that ...

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...-report on alcohol use which may have been inaccurate due to participants recalling their current views. Another aspect which hindered a conclusion was an ‘absence of a measure of binge drinking overtime’. However they do include information on how future studies in this area can be improved such as including other contextual and intraindividual factors.
Thus the overall cohesiveness of this research study is clear and logical. The researchers created solid links amongst the ideas that they expressed in their aims and objectives throughout the study. The literature review was well constructed and referenced in relevant areas in the methodology and results section. The main area which showed a lack of cohesiveness was the conclusion however the reasons for this were well presented by the researchers and certain measures were advised for future study in this area.

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