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. Author manuscript; available in PMC: 2018 Apr 6.
Published in final edited form as: J Environ Manage. 2018 Jan 4;209:152–168. doi: 10.1016/j.jenvman.2017.12.021

Table 1.

Descriptive statistics.

Mean Total Total Obs.
Number of observations 1344.477 521,657 388
Correlation coefficient or bivariate OLS 0.454 176 388
No control for spatial error or lag 0.704 273 388
Spatial Unit of analysis is census tract or larger 0.316 122 386
Spatial unit of analysis is a parcel or a household 0.054 21 388
No control for income poverty or wealth 0.665 258 388
No control for density 0.665 258 388
No control for housing age 0.668 259 388
Outcome measure is both trees and herbaceous 0.173 67 388
Outcome measure is NOT % cover 0.209 81 388
outcome measure is tree or stem inventory 0.057 22 388
Treatment variable measures African American or Blacka 0.304 118 388
Treatment variable measures Hispanic or Latinxa 0.276 107 388
Treatment variable measures Asiana 0.119 46 388
Treatment variable measures disambiguated minoritya 0.289 112 388
Survey frame is private land only 0.160 62 388
Survey frame is mixed public/private land 0.570 221 388
Study has a focus on Environmental Justice 0.760 295 388
Discipline is Geography 0.302 117 388
Study is non-peer-reviewed 0.299 116 388
Population in 100000s 16.246 6271.113 386
Low dissimilarity index (White: African American) 0.301 102 339
Low income inequality 0.128 40 312
Arid climate (Köppen-Geiger) 0.082 28 343
Humid climate (Köppen-Geiger) 0.685 235 343

Notes: 388 total effect sizes. All variables, except for effect size are binary variables. Mean reports the proportion of observations coded as “1” and Total reports the total number of observations coded as “1.” Effects derived from 40 studies with 521,657 total observations.

a

Or inverse.