Key issues in reusing data
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The document outlines the pros and cons of reusing research data, distinguishing between primary and secondary data and highlighting the importance of documentation in understanding data suitability. It emphasizes the advantages of data sharing, such as cost efficiency and availability, while noting potential limitations like misalignment with specific research questions. Additionally, a case study on the 'Growing Up in Ireland' national longitudinal study is presented, detailing its structure and data elements.
Key issues in reusing data
- 2. www.ucd.ie/issda Overview ◎Pros & cons of reusing research data ◎Getting started with documentation ◎A (quantitative) case study
- 4. www.ucd.ie/issda Primary data ◎Data collected by a researcher for the specific research purposes ◎CSO ◎ESRI ◎Major research groups ◎Individual researchers Secondary data ◎Dataset collected by someone else for some other purpose ◎Researcher using secondary data for analysis purposes did not participate in research design or data collection process ◎Data not collected to answer specific research questions D A T A S H A R I N G
- 5. www.ucd.ie/issda Advantages ◎Datasets impossible to create ◎Cost effective & time saving ◎Ethical issues about data collection dealt with ◎Can spend bulk of time analysing data ◎Breadth of data available ◎Many surveys available even in an Irish context
- 6. www.ucd.ie/issda Disadvantages Data are not collected to answer your specific research questions ◎Particular information may not have been collected ◎Different geographic region ◎Different time period ◎Specific population ◎Variables may have been defined or categorised differently
- 7. www.ucd.ie/issda Disadvantages Data are not collected to answer your specific research questions ◎Data collection process ◎Low response rate ◎Anonymisation may be quite extensive
- 8. www.ucd.ie/issda Re-using data ◎Check out the documentation of the data collection procedures, data cleaning procedures and other technical information ◎Make an effort to understand the data ◎Be pragmatic about whether data are good enough for your purpose
- 10. www.ucd.ie/issda Documentation Helps you to understand the meaning of the data & to evaluate suitability for your research question
- 11. www.ucd.ie/issda Making sense of data The documentation help you understand: ◎exactly what information was collected ◎from whom ◎when and where And ◎what has been done to the resulting data before being archived?
- 12. www.ucd.ie/issda Making sense of data ◎Start with the catalogue record ○Metadata ◎Survey instrument ◎Codebook ◎Official reports
- 14. www.ucd.ie/issda Growing Up in Ireland Growing Up in Ireland is the national longitudinal study of children. ◎Infant Cohort ◎Child Cohort
- 15. www.ucd.ie/issda GUI Summary Guide ◎Background to the study ◎Sample design (for each cohort) ◎Instrument development (design and piloting) ◎Fieldwork and implementation (how it was carried out) ◎Structure and content of the data files (e.g. main respondent, variable names, scaled measures used) ◎Ethical considerations www.ucd.ie/issda/gui
- 16. www.ucd.ie/issda Child’s Activities Child’s Emotional Health & Well-being Child’s Education Family Context Socio-demographics Neighbourhood / Community GUI Questionnaires
- 17. www.ucd.ie/issda GUI Data Dictionary (Codebook) Provides information on every variable in the dataset, including: ◎ Label ◎ Type of variable ◎ Measurement level ◎ Valid values
- 18. www.ucd.ie/issda GUI: Variable Naming Conventions and Longitudinal Data Dictionary for Waves 1 & 2 of the Infant Cohort
- 19. Thank You! Any questions? You can find me at: @ISSDA issda@ucd.ie Presentation template by SlidesCarnival