Geographic Information Systems Natalie Stewart Public Health Information
Geographic Information Systems Natalie Stewart Public Health Information Analyst
Contents • • • What is Map. Info? Historical Context Geocoding Thematic Grid Mapping How can the use of GIS inform policy & practice? Limitations Childhood Obesity Questions? Birmingham Public Health Information & Intelligence Team 2
What is Map. Info? *Map. Info Professional is a desktop geographic information system (GIS) software product and is used for mapping and location analytics. Map. Info allows users to visualise, analyse, edit, interpret, understand output data to reveal relationships, patterns, and trends. Map. Info allows users to explore spatial data within a dataset, symbolize features, and create maps. * https: //en. wikipedia. org/wiki/Map. Info_Professional Birmingham Public Health Information & Intelligence Team 3
Dr John Snow’s Cholera Map Birmingham Public Health Information & Intelligence Team 4
Geocoded Maps Map showing the location of all schools in Birmingham Public Health Information & Intelligence Team 5
Thematic Maps Map showing deprivation levels in Birmingham on an LSOA basis. Birmingham Public Health Information & Intelligence Team 6
Grid Maps Map shows counts of road traffic accidents by location in children aged 0 -15 over a 4 year period (2008 -12). Birmingham Public Health Information & Intelligence Team 7
How can the use of GIS inform policy & practice? • Research Tools and Planning – Constructing mathematical models – Service planning and optimisation – Making predictions • Spatial Decision Support Systems – Infrastructure – roads, towns, services – Census – population statistics – Medical resource (hospitals, clinics, available beds) • Emergency Response Systems – disease registers systems Birmingham Public Health Information & Intelligence Team 8
Limitations of mapping • Stacking • Requires full postcodes • Expensive software – Licenses • Training • Procuring geographic layers – PSMA Birmingham Public Health Information & Intelligence Team 9
Childhood Obesity Birmingham Public Health Information & Intelligence Team 10
Questions/ comments? Contact details: Natalie Stewart Public Health natalie. stewart@birmingham. gov. uk 0121 303 4808 Birmingham Public Health Information & Intelligence Team 11
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