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. Author manuscript; available in PMC: 2008 May 5.
Published in final edited form as: Prof Geogr. 2008 Feb;60(1):54–69. doi: 10.1080/00330120701724087

Table 3. Poisson regression models for late-stage breast cancer by zip code in Illinois, 1998–2000.

Coefficent Std. Error p
All zip codes
 Factor 1 (socioeconomic disadvantage) 0.139 0.016 0.000
 Factor 2 (sociocultural barriers) 0.084 0.0016 0.000
 Factor 3 (health care needs) −0.013 0.015 0.369
 Access −27.242 11.039 0.014
 Time 0.002 0.002 0.395
Chicago only
 Factor 1 (socioeconomic disadvantage) 0.102 0.029 0.000
 Factor 2 (sociocultural barriers) 0.046 0.026 0.075
 Factor 3 (health care needs) −0.154 0.052 0.003
 Access 36.628 53.076 0.490
 Time 0.004 0.013 0.773
Outside Chicago
 Factor 1 (socioeconomic disadvantage) 0.126 0.031 0.000
 Factor 2 (sociocultural barriers) 0.083 0.025 0.001
 Factor 3 (health care needs) −0.008 0.017 0.624
 Access −36.184 13.254 0.006
 Time 0.001 0.002 0.485