Soc : Principles of Research Design LONGITUDINAL DATA Sunny Kaniyathu, Data Services Librarian
Longitudinal Data Data observed over time as well as across units Units: individuals, firms, provinces, countries, etc. Combines Time Series with Cross-sectional data Time series Data for a unit measured at uniform time intervals Cross-sectional data Data across units measured at a particular time point
Longitudinal Data Structure Source: ESRC - Longitudinal Data Analysis for Social Science Researchers [
Data: Statistics Canada Single data producer but multiple access points Not every access point provides access to all data Exception: Buy data directly from Statistics Canada Data available for free under DLI LicenseDLI License DLI: Data Liberation Initiative
Sources and access points Relevant data sources CANSIM: Comprehensive Canadian socioeconomic database Collection of data from various surveys Census of Canada Population survey conducted every five years Access Points Statistics Canada website Some data can be downloaded Several dissemination platforms
Access: Statistics Canada website Main Catalogue Main Catalogue Browse surveys and locate tables Find survey related documentation and analytical studies Obtain CANSIM numbers for data tables
Statistics Canada Catalogue
Search by Surveys
Related products
Search by Subject Find all resources under a given subject
Data via other platforms Access to platforms: Data and GIS Library ServicesLibrary Services CANSIM on CHASS / E-STAT CHASS updated weekly [Wednesdays] E-STAT Updated yearly Some data series may be aggregated for example: yearly versus monthly data Contains some census data
Access to Platforms
CANSIM on CHASS
In SPSS format
CANSIM [contd.] Search by subjects Search by surveys
Data via other platforms [contd.] Retrieve complete surveys [DLI collection]DLI collection PUMF – Public Use Master Files Not raw data [RDC]RDC
Data via other platforms [contd.] EQUINOX Data in SPSS, STATA, SAS, IVT formats IVT format: requires Beyond 20/20 browser Free Download Browser User GuideUser Guide Data can be saved in other formats Windows only
EQUINOX
SPSS Example
Beyond 20/20 browser Example: Uniform Crime Reporting Survey File in.IVT format
Data via other platforms [contd.] NESSTAR Data can be viewed, not downloaded For data downloads, contact Data Services Detailed metadata including variable definitions and documentation View frequency distributions for variables
NESSTAR
Census Data E-STAT Community Profiles: Statistics Canada website Community Profiles Canadian Census Analyzer EQUINOX PUMF files and profile tables
Community Profiles
Canadian Census Analyzer
Data and GIS Library Services Available: all DLI data Primary Contact: Sunny Kaniyathu: ; Secondary Contact(s): Winnie Smit: ; Robert Alary: ; Website: gis/contact/dls-staff.phphttp://library.usask.ca/murray/data-and- gis/contact/dls-staff.php
Useful publications/ links Canadian Social TrendsTrends Canada at a GlanceGlance Canada Year BookBook Historical Statistics of CanadaCanada Census 2006 Dictionary/ IndexDictionaryIndex Statistics Canada ThesaurusThesaurus Standard Geographical Classification (Vol. I)Vol. I Survey Methods and PracticesPractices Survey MethodologyMethodology Citing Statistics Canada DataData
Useful links Data and Statistics LibGuide Data and Statistics LibGuide Data Library Services Data Library Services
Questions?