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HLTB15H3 (78)
Lecture 8

Lecture 8

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Health Studies
Caroline Barakat

Lecture 8 Research Tools Main methods of data collection Observation Interviewing Questionnaires Methods of data collection 1) Secondary Data 2) Primary Data Which method should be used to collect primary data? Purpose of the study and the nature of the investigation Resources available Researcher skills Geographical distribution of the study population Type of study population (SES, physical ability) Determinant of the quality of data: - Socioeconomic-demographic characteristics of the study population - Interest of the study population in the research - Attitude towards participation - Purpose of the study - Relevance of the study OBSERVATION Interaction in a group - Study of dietary patterns - Behaviours or personality traits - Observation is the best approach 1) Interested in behaviour rather than in perceptions 2) Participants are unable to provide objective information
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