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. 2021 Mar 27;18(7):3487. doi: 10.3390/ijerph18073487

Table 3.

The outputs of spatial regression models.

Variables SL Model SE Model OLS Model
Coef. Standardized S. E. Z Coef. Standardized S. E. Z Coef. S. E.
Constant 7.586 24.613 6.376 1.190 48.153 50.304 15.520 3.103 52.075 0.375
Tree Variables
TreeCov −44.692 −3.660 5.702 *** −7.838 −52.911 −2.054 7.196 *** −7.353 −1.616 0.809
TreeClus −0.034 −1.830 0.016 ** −2.202 −0.033 −0.820 0.016 ** −1.979 −3.660 0.787
TreeAgr 15.687 1.616 2.693 *** 5.824 15.232 2.138 2.908 *** 5.238 0.309 0.397
Open/Greenspace Variables
PrvtGrn −12.998 −1.232 6.954 * −1.869 13.428 0.357 8.178 1.642 −0.166 0.469
GrnRec 3.876 0.169 12.406 0.312 9.543 0.231 10.126 0.942 0.265 0.385
SemiGrn −1.567 0.033 7.267 −0.216 1.014 0.031 5.971 0.170 0.183 0.383
Socio-demographic Variables
PovRt 0.172 2.059 0.027 *** 6.406 0.061 0.746 0.024 ** 2.531 4.485 0.443
EduAtn −0.003 −0.037 0.013 −0.231 −0.008 −0.208 0.009 −0.955 0.546 0.377
EtnGrp 0.365 5.018 0.025 *** 14.891 0.280 3.733 0.029 *** 9.647 9.763 0.404
ChldPop 0.843 3.612 0.087 *** 9.680 1.045 4.503 0.096 *** 10.906 7.490 0.478
SnrPop −0.105 −0.623 0.058 * −1.798 −0.073 −0.524 0.046 −1.585 −0.226 0.464
Air Quality Variables
PM2.5 0.583 −0.764 0.320 * 1.822 1.711 −2.105 0.796 ** 2.149 −2.138 0.492
Ozone 114.113 0.528 65.976 * 1.730 21.651 −0.200 166.955 0.130 0.215 0.491
R-Squared 0.718 0.785 0.501
Log likelihood −9341.340 −9184.231 N/A
Akaike info Criterion (AIC) 18714.7 18398.5 N/A
Lag coefficient (Rho) 0.541 (Lambda) 0.797 N/A

Note: *, **, *** Correlations are significant at the 0.10, 0.05, and 0.01 levels, respectively (2-tailed) Coef. = Coefficient; Standardized = Standardized coefficient; S. E. = Standard error; Z = Z-value.