From: Mediation of the effects of living in extremely poor neighborhoods by health insurance: breast cancer care and survival in California, 1996 to 2011
Neighborhood poverty
Prevalence (%) of households
Living in poverty
 Range
 Median
Income,a$
  Low
0.00–4.99
3.36
74,000
  Middle
5.00–29.76
11.40
44,200
  High
30.09–100.00
36.84
23,275