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. Author manuscript; available in PMC: 2013 Mar 1.
Published in final edited form as: Health Place. 2011 Sep 22;18(2):191–198. doi: 10.1016/j.healthplace.2011.09.004

Table 4.

Mean item-response probabilitiesa of built environment features by class, TREC IDEA, 2006.

Latent Class
Class 1 Class 2 Class 3 Class 4
Transit stop density 0.000 0.895 0.736 0.297
Median block size 0.788 0.212 0.452 0.632
Busy street density 0.611 0.356 0.375 0.892
Distance to trail access 0.734 0.501 0.265 0.388
Distance to recreation center 0.893 0.036 0.738 0.000
Distance to park 0.752 0.735 0.844 0.406
Distance to school attended 0.734 0.267 0.419 0.720
Distance to gym 0.872 0.059 0.738 0.000
Walkability index 0.019 0.968 0.733 0.038
Retail establishment density 0.027 0.931 0.627 0.394
a

Probability of endorsing item given latent class