Table E1.

Study site locations

Region	Location
Northeast	New York, NY (n = 247)
	New Haven, Conn (n = 42)
	Hampden, Mass (n = 74)
Northwest	Denver, Colo (n = 58)
Southeast	Durham, NC (n = 124)
	Mecklenburg, NC (n = 18)
	Alachua, Fla (n = 74)
	Birmingham, Ala (n = 52)
	Hillsborough, Fla (n = 42)
	Orange, Fla (n = 35)
	Miami-Dade, Fla (n = 19)
Ohio Central Valley	Cuyahoga, Oh (n = 111)
	Philadelphia, Pa (n = 110)
	Cook County, Ill (n = 59)
Puerto Rico	San Juan, PR (n = 101)
Southwest	Los Angeles, Calif (n = 12)