. 2016 Apr 19;2:206–216. doi: 10.1016/j.ssmph.2016.03.004

Table 1.

Study characteristics: Neighborhood Impact on Kids (NIK) Study, Teen Environment and Neighborhood (TEAN) Study, and Senior Neighborhood Quality of Life Study (SNQLS).

Study	Participant ages	Design	Eligible destinations	Regions	Sample size: all routes	Years of MAPS data collection
NIK	6–11 and a parent	Activity environment^a×Nutrition environment^b	Cluster of ≥3 destinations (commercial locations, parks or schools)	San Diego County, CA	365	2009
NIK	6–11 and a parent	Activity environment^a×Nutrition environment^b		Seattle/King County, WA	393	2009–2010
TEAN	12–16 and a parent	Walkability^c×Income^d	Cluster of ≥3 commercial locations, a park, or a school	Seattle/King County,WA	427	2010
TEAN	12–16 and a parent	Walkability^c×Income^d	Cluster of ≥3 commercial locations, a park, or a school	Baltimore, MD-DC	470	2009–2010
SNQLS	66–97	Walkability^c×Income^d	Cluster of ≥3 destinations (commercial locations, parks, or school)	Seattle/King County, WA	367	2009

Defined by GIS-derived block group walkability and park access.

Defined by presence/absence of grocery stores and fast food restaurants.

Walkability index consisted of GIS-derived intersection density, mixed land use, retail floor area ratio, and residential density.

Based on 2000 Census data for block group median household income.