Table 7. Results of multiple regression(Y=X1+X2;Y=NDVI(Model 1), Y=LST(Model 2, Model 3), X1=Percentage of building coverage, X2=Percentage of street tree canopy(Model 1, Model 2), X2=NDVI) (N=46) and linear regression incorporating only X1 or X2 with their corresponding AIC values and significance of predictors indicated by (p < 0.1), * (p < 0.05), ** (p < 0.01), *** (p < 0.001).

Coefficient Standard error t-value AIC Adjusted r2
Model 1 0.528 0.023 23. 470*** —287.60 0.475***
Percentage of building coverage —0.002 0.001 —3.515** —278.00
Percentage of street tree canopy —0.029 0.007 —4.223*** —273.71
Model 2 26.777 0.354 75.566*** —44.993 0.389***
Percentage of building coverage 0.334 0.009 3.866*** —40.103
Percentage of street tree canopy 0.282 0.107 2.636* —33.318
Model 3 30.204 0.511 59.106*** —74.923 0.691***
Percentage of building coverage 0.012 0.007 1.695 —73.942
NDVI in residential and commercial sub-district —12.682 1.731 —7.326*** —40.103