Fig. 2
Effects of neighbourhood environmental characteristics on memory mediated by transportation walking. Arrows linking variables indicate significant associations. Transportation walking (frequency) refers to those who engaged in this type of activity. OR, odds ratio; b, regression coefficient; eb, exponentiated regression coefficient; subscript D, estimate of direct effect; subscript T, estimate of total effect; ha, hectare; * p<.05; ** p<.01; *** p<.001. All significant and non-significant associations (regression coefficients and 95% CIs) are presented in the Additional file 1 (section S4; Tables S3-S5)