Learn More
OBJECTIVE Physical appearance plays a key role in human social interaction and the smile and teeth are important features in determining the attractiveness of a face. Furthermore, the mouth is thought to be important in social interactions. The purpose of this study was to determine the relationship between tooth colour and social perceptions. METHODS(More)
The analysis of data from a research project seeks to answer the research question which the investigators set at the outset of the study. This article provides information on data analysis for both quantitative and qualitative data, always referring the reader back to their initial research question. Advice is also given on software which can be used for(More)
The objective was to determine the effect of three different methods of presenting information on the recall of information in orthodontic patients in the short and long term. Thirty orthodontic patients at the commencement of their treatment were allocated randomly to groups receiving supporting written information in one of the three formats: mind map,(More)
In previous articles, we have considered how to formulate a research question and choose an appropriate methodological approach to answer that question, including the use of evidence-based research instruments or measurement scales. In this article, we put this information together in the form of a research proposal and consider how to obtain funding for(More)
An important part of the design process for any study is deciding how to assess and measure the phenomena you are aiming to research. In this article we will use the term outcome measure to indicate the tool or index that can be used to quantify, in an accurate and predictable way, the phenomenon under investigation. This might, for example, be a patient's(More)
Earlier articles in this series identified the importance of stating a clear research question as the first step in conducting research in primary dental care. The study design seeks to answer the research question. This article describes different types of study design and their application. A framework of the steps involved in designing each type of study(More)
  • 1