Table 7.

Factor analysis for physical activity environmental factors scale (N = 512)

	Factor loadings
It is safe to walk	0.78
Can get to easily	0.73
Enough supplies at Home	0.72
It is difficult to walk	0.60
Eigen value	2.03
% variance explained	50.87
Choronbach's alpha	0.67
Mean inter item correlation	0.25
Pearson test-retest*	0.38

* Test-retest stability with a 15-day interval (n = 93)