eCad.92eScene.23Incident Census TractNoNoThe census tract in which the incident occurred.OptionalAirwayCardiac ArrestPediatricResponseSTEMIStrokeTraumaCensus Tract Data Website (files and descriptions): <a>http://www.census.gov/geo/www/2010census/tract_rel/tract_rel.html</a>Added to improve the ability to use census and other demographic information within EMS research.