United Nations Regional Seminar on Data Archiving for AfricaAddis Ababa, 20-23 September 2011 Access Policy and Dissemination of Microdata By Didier UYIZEYE Data processing Programmer and Head of Census Data Processing and Archiving nisr/rwanda
OUTLINE • Background • Introduction • Microdata for Dissemination • Tools used by NISR • Access Policy • Challenges • Conclusion
Background • Rwanda has conducted three census 1978,1991 and 2002 • We are in the preparation of our next census of 2012. • The pilot census has been conducted and we are on level of Data Processing
Introduction • Increase in the use of internet has made statistical data available to users of statistical information who are willing of looking for ways of information they access can be utilized. • Provide ways to not only the users but Researchers use of data, it is required to provide Micro data but also ensure a user friendly access.
Microdata for dissemination • Microdata files for dissemination purposes differ from dataset in that all direct and indirect identifiers have been removed through various anonymization procedures. • Anonymization refers to the process of removing direct and indirect identifiers from the survey file to conceal the characteristics and the identity of individual respondents.
Tools used by NISR • Online IMIS based on Redatam R+SP: Now includes 5 surveys and one census of 2002. • Downloadable datasets online: Dataset, metadata, Census document and Reports • NADA is under development and will includes all surveys and census conducted at NISR • NISR provides to all users the datasets on site after request.
Access Policy • How? • Make a Request • process your request • Data is given • Who? • Open for all users • Access to data is free of charge
Challenges • Creating awareness and interest in the data • Huge database which requires good bandwidth • Internet Service Provide unable to host the data base • Choosing the tool to be used in microdata dissemination
Conclusion • Conclusion • Microdata needs to be disseminated because it plays an important role for further analysis that may be required.