neastdata | R Documentation |
Data related to breast cancer mortality in the Northeastern United States. The data include information from 245 counties (or similar). The following variables are included in the data frame:
id
: A name-based id for each county.
cases
: The number of breast cancer
mortality cases between 1988-1992.
population
: The number of residents in the county
based on 1990 U.S. census results.
x
: An x coordinate of a centroid associated
with each county provided by Kulldorff et al. (2003). See
Details.
y
: A y coordinate of a centroid associated
with each county provided by Kulldorff et al. (2003). See
Details.
easting
: Identical to x
. Retained for
reverse compatibility.
northing
: Identical to y
. Retained for
reverse compatibility.
The x
and y
coordinates define centroids
associated with each county. The coordinates were
provided by Kulldorf et al. (2003). The coordinate system
of these coordinates is unknown.
Martin Kulldorff, Eric J. Feuer, Barry A. Miller, Laurence S. Freedman; Breast Cancer Clusters in the Northeast United States: A Geographic Analysis, American Journal of Epidemiology, Volume 146, Issue 2, 15 July 1997, Pages 161–170, https://doi.org/10.1093/oxfordjournals.aje.a009247
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